Top Inventors for class "Synthetic resins or natural rubbers -- part of the class 520 series" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | Klaus Hahn | DE | Kirchheim | Jun 07, 2018 / 20180155517 - SYSTEM AND METHOD FOR PRODUCING AN IN-SITU PUR FOAM | 38 |
2 | Francois M. Casati | CH | Pfaffikon | Dec 03, 2015 / 20150344611 - FOAM INSULATION UNIT | 25 |
3 | Benjamin Bin Chen | US | Wayne, PA | Aug 20, 2020 / 20200262995 - Blowing Agent Compositions of Hydrofluoroolefins and Hydrochlorofluoroolefins | 22 |
4 | Brett L. Van Horn | US | King Of Prussia, PA | Jun 22, 2017 / 20170174966 - HEAT TRANSFER COMPOSITIONS OF HYDROFLUOROCARBONS AND A TETRAFLUOROPROPENE | 20 |
5 | Juan Jesus Burdeniuc | US | Colmar, PA | Apr 14, 2016 / 20160102169 - Polyurethane Catalysts from Sulfur Based Salts | 20 |
6 | Martin Glos | DE | Borken | Jun 22, 2017 / 20170174817 - NITROGEN-CONTAINING COMPOUNDS SUITABLE FOR USE IN THE PRODUCTION OF POLYURETHANES | 17 |
7 | Roland Hubel | DE | Essen | Jun 22, 2017 / 20170174817 - NITROGEN-CONTAINING COMPOUNDS SUITABLE FOR USE IN THE PRODUCTION OF POLYURETHANES | 17 |
8 | David J. Williams | US | East Amherst, NY | Sep 22, 2022 / 20220298288 - CATALYSTS FOR POLYURETHANE FOAM POLYOL PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS | 17 |
9 | Maher Y. Elsheikh | US | Wayne, PA | Jan 26, 2017 / 20170022128 - DEHYDROFLUORINATION OF PENTAFLUOROALKANES TO FORM TETRAFLUOROOLEFINS | 16 |
10 | Gunnar Kampf | DE | Stemwede-Haldem | Sep 18, 2014 / 20140272374 - PROCESS FOR PRODUCING COMPOSITE ELEMENTS | 15 |
11 | Yadollah Delaviz | US | Lewis Center, OH | Aug 20, 2020 / 20200262994 - PROCESSING AIDS FOR USE IN MANUFACTURE EXTRUDED POLYSTYRENE FOAMS USING LOW GLOBAL WARMING POTENTIAL BLOWING AGENTS | 14 |
12 | David A. Babb | US | Lake Jackson, TX | Nov 11, 2021 / 20210347940 - POLYCARBONATE BASED POLYOLS | 14 |
13 | Philippe Bonnet | FR | Lyon | Jan 26, 2017 / 20170022128 - DEHYDROFLUORINATION OF PENTAFLUOROALKANES TO FORM TETRAFLUOROOLEFINS | 14 |
14 | Marc Fricke | DE | Osnabrueck | Mar 31, 2016 / 20160090463 - PROCESS FOR PRODUCING POROUS MATERIALS | 13 |
15 | Hartmut Nefzger | DE | Pulheim | Sep 08, 2022 / 20220282287 - NOVEL URETHANASES FOR THE ENZYMATIC DEGRADATION OF POLYURETHANES | 13 |
16 | Sven Meyer-Ahrens | DE | Leverkusen | Jun 30, 2022 / 20220204681 - POLYURETHANE FOAM MATERIALS HAVING REDUCED COLD-FLOW EFFECT AND METHOD FOR PRODUCING SAME | 13 |
17 | Christoph Fleckenstein | DE | Freigericht | May 19, 2016 / 20160137676 - REACTIVE FLAME RETARDANTS | 13 |
18 | Martin Weber | DE | Maikammer | Jan 03, 2019 / 20190001279 - WATER-TIGHT BREATHABLE MEMBRANE | 13 |
19 | Ingo Bellin | DE | Mannheim | Jun 13, 2013 / 20130150468 - METHOD FOR PRODUCING EXPANDABLE GRANULATES CONTAINING POLYLACTIC ACID | 13 |
20 | Joseph S. Costa | US | Gilbertsville, PA | May 12, 2016 / 20160130416 - STABILIZED POLYURETHANE POLYOL BLENDS CONTAINING HALOGENATED OLEFIN BLOWING AGENT | 13 |
21 | Renee Jo Keller | US | Orwigsburg, PA | Mar 17, 2016 / 20160075817 - Low Emissions Polyurethane Foam Made with Isocyanate Reactive Amine Catalyst | 12 |
22 | Patrick Spies | DE | Neustadt | Feb 18, 2016 / 20160046751 - POLYURETHANE-BASED POLYMER COMPOSITION | 11 |
23 | Maximilian Hofmann | DE | Mannheim | Mar 03, 2016 / 20160060417 - METHOD FOR PRODUCING EXPANDABLE GRANULATES CONTAINING POLYLACTIC ACID | 11 |
24 | Bernd Bruchmann | DE | Freinsheim | Mar 24, 2016 / 20160083518 - POLYETHER AMINES USEFUL AS ACCELERANTS IN EPOXY SYSTEMS | 11 |
25 | Rogelio R. Gamboa | US | Brazoria, TX | Dec 25, 2014 / 20140378566 - Foam Composition with Olefin Block Copolymer Gel Particles | 10 |
26 | Joseph Anthony Creazzo | US | Wilmington, DE | Mar 19, 2015 / 20150080485 - METHODS FOR MAKING FOAMS USING BLOWING AGENTS COMPRISING UNSATURATED FLUOROCARBONS | 10 |
27 | Sabine Fuchs | DE | Mannheim | Dec 11, 2014 / 20140364524 - METHOD FOR PRODUCING EXPANDABLE STYRENE POLYMERS CONTAINING GRAPHITE AND FLAME RETARDANT | 10 |
28 | Wilfried Knott | DE | Essen | Dec 02, 2021 / 20210371598 - LINEAR ACETOXY-BEARING SILOXANES AND DESCENDENT PRODUCTS | 10 |
29 | Bert Klesczewski | DE | Koln | Dec 31, 2020 / 20200407500 - Flame retardant soft ether foams | 10 |
30 | Timothy A. Morley | CH | Horgen | Aug 27, 2015 / 20150240025 - EPOXY RESIN SYSTEM CONTAINING POLYETHYLENE TETRAAMINES FOR RESIN TRANSFER MOLDING PROCESSES | 10 |
31 | Berend Eling | DE | Lemfoerde | May 19, 2016 / 20160137892 - HYDROPHOBIC POLYURETHANE ADHESIVE | 10 |
32 | James M. Bowman | US | Geneva, IL | Jan 14, 2021 / 20210007784 - FOAMING AGENTS AND COMPOSITIONS CONTAINING FLUORINE SUBSTITUTED OLEFINS, AND METHODS OF FOAMING | 9 |
33 | Frauke Henning | DE | Essen | Sep 08, 2022 / 20220282045 - Branched polyester siloxanes | 9 |
34 | Peter Deglmann | DE | Mannheim | Jul 16, 2015 / 20150197599 - PROCESS FOR ORGANOCATALYTIC RING-OPENING POLYMERIZATION | 9 |
35 | Raymond M. Breindel | US | Hartville, OH | Mar 10, 2016 / 20160068648 - TO ENHANCE THE THERMAL INSULATION OF POLYMERIC FOAM BY REDUCING CELL ANISOTROPIC RATIO AND THE METHOD FOR PRODUCTION THEREOF | 9 |
36 | Gary Loh | US | Newark, DE | Jul 30, 2015 / 20150210818 - CRYOGENIC INSULATION FOAM | 9 |
37 | Takehiro Ui | JP | Osaka | Apr 16, 2020 / 20200116332 - LAMP REFLECTOR AND LAMINATE FOR REFLECTOR | 8 |
38 | Klemens Massonne | DE | Bad Durkheim | Apr 10, 2014 / 20140099249 - IONIC LIQUIDS BASED ON OXALIC ACID MONO ESTERS | 8 |
39 | Frank Prissok | DE | Lemfoerde | Aug 25, 2022 / 20220267553 - Novel particle foams | 8 |
40 | Hartmut Denecke | DE | Ludwigshafen | Jan 31, 2013 / 20130030066 - POLYMERIC FLAME RETARDANT | 8 |
41 | Sang-Ho Park | KR | Yongin-Si | Jan 13, 2022 / 20220014658 - CAMERA MODULE WITH HEATING FUNCTION AND MANUFACTURING METHOD THEREOF | 8 |
42 | Nathan Wilmot | US | Missouri City, TX | Dec 31, 2015 / 20150376326 - POLYURETHANES MADE USING ZINC CATALYSTS | 8 |
43 | Olaf Jacobmeier | DE | Luebbecke | Sep 18, 2014 / 20140272374 - PROCESS FOR PRODUCING COMPOSITE ELEMENTS | 8 |
44 | Kenichi Senda | JP | Osaka | Feb 02, 2012 / 20120029101 - EXPANDED POLYPROPYLENE COPOLYMER RESIN PARTICLES | 8 |
45 | Hanno R. Van Der Wal | NL | Hoek | Jun 30, 2016 / 20160185894 - Polyfunctional Polyglycerine Initiated Polyether Polyols and High Resilience Polyurethane Slabstock Therefrom | 8 |
46 | Holger Ruckdäschel | DE | St. Martin | Mar 07, 2013 / 20130059933 - EXPANDABLE THERMALLY-STABLE STYRENE COPOLYMERS | 8 |
47 | James Douglas Tobias | US | Center Valley, PA | Feb 04, 2016 / 20160032042 - Process for Producing Flexible Polyurethane Foam Using Natural Oil Polyols | 8 |
48 | Jinhuang Wu | US | Troy, MI | Mar 31, 2016 / 20160090460 - Rigid Polyurethane Foam and System and Method for Making the Same | 8 |
49 | Tobias Heinz Steinke | DE | Speyer | Feb 25, 2016 / 20160053482 - MELAMINE-FORMALDEHYDE FOAMS COMPRISING MICROSPHERES HAVING AT LEAST ONE ACTIVE AND/OR EFFECTIVE SUBSTANCE IN THE CORE AND A SHELL OF MELAMINE-FORMALDEHYDE RESIN | 8 |
50 | Xin Kang Chen | CN | Shanghai | Feb 12, 2015 / 20150045524 - Expandable Functional TFE Copolymer Fine Powder, the Expandable Functional Products Obtained Therefrom and Reaction of the Expanded Products | 8 |
51 | Stanley L. Hager | US | Cross Lanes, WV | Sep 18, 2014 / 20140275471 - ACTIVE POLYMER POLYOLS AND A PROCESS FOR THEIR PRODUCTION | 7 |
52 | Jens Cremer | DE | Munich | Mar 21, 2013 / 20130072587 - SILICONE-CONTAINING POLYISOCYANURATE FOAM | 7 |
53 | Myung-Dong Cho | KR | Hwaseong-Si | Aug 13, 2015 / 20150225266 - COMPOSITION FOR ELECTRODE OF CAPACITIVE DEIONIZATION APPARATUS, AND ELECTRODE INCLUDING SAME | 7 |
54 | William G. Stobby | US | Midland, MI | Jul 03, 2014 / 20140187692 - Impact-Modified Styrenic Polymers Containing Brominated Vinyl Aromatic-Butadiene Copolymer | 7 |
55 | Jack J. Hegenbarth | US | Wilmington, DE | Feb 12, 2015 / 20150045524 - Expandable Functional TFE Copolymer Fine Powder, the Expandable Functional Products Obtained Therefrom and Reaction of the Expanded Products | 7 |
56 | Takayuki Sasaki | JP | Kamisu-City | Apr 24, 2014 / 20140113985 - POLYMER-DISPERSED POLYOL AND PROCESS FOR PRODUCING FLEXIBLE POLYURETHANE FOAM | 7 |
57 | Masaharu Oikawa | JP | Yokkaichi-Shi | Feb 04, 2016 / 20160032070 - POLYLACTIC ACID-BASED RESIN EXPANDED BEADS AND MOLDED ARTICLE THEREOF | 7 |
58 | Arthur G. Mack | US | Prairieville, LA | Nov 17, 2016 / 20160333039 - PROCESS FOR THE PREPARATION OF DOPO-DERIVED COMPOUNDS AND COMPOSITIONS THEREOF | 7 |
59 | Ping Xu | US | Hockessin, DE | Feb 12, 2015 / 20150045524 - Expandable Functional TFE Copolymer Fine Powder, the Expandable Functional Products Obtained Therefrom and Reaction of the Expanded Products | 7 |
60 | Rajiv R. Singh | US | Getzville, NY | Jan 06, 2022 / 20220001346 - AZEOTROPE-LIKE COMPOSITIONS OF 1,1,1,2-TETRAFLUOROPROPENE AND 1,1,1,2-TETRAFLUOROETHANE | 7 |
61 | Fuminobu Hirose | JP | Osaka | Aug 27, 2009 / 20090215914 - FOAMED THERMOPLASTIC RESIN PARTICLES AND METHOD OF PRODUCING THE FOAMED PARTICLES | 7 |
62 | Geert Janssens | DE | Friedelsheim | Jan 31, 2013 / 20130030066 - POLYMERIC FLAME RETARDANT | 7 |
63 | Andreas Kunst | DE | Ludwigshafen | Jan 28, 2016 / 20160024344 - USE OF POLYPROPYLENEIMINE AS CURING AGENT FOR EPOXIDE RESINS | 7 |
64 | Jeffrey K. Stowell | US | Wingdale, NY | May 18, 2017 / 20170137590 - METHOD OF MAKING HYDROXYMETHYLPHOSPHONATE, POLYURETHANE FOAM-FORMING COMPOSITIONS, POLYURETHANE FOAM AND ARTICLES MADE THEREFROM | 7 |
65 | Christian Maletzko | DE | Altrip | Apr 28, 2016 / 20160114296 - IMPROVED MEMBRANES | 7 |
66 | Mitchell Z. Weekley | US | Tallmadge, OH | Mar 10, 2016 / 20160068648 - TO ENHANCE THE THERMAL INSULATION OF POLYMERIC FOAM BY REDUCING CELL ANISOTROPIC RATIO AND THE METHOD FOR PRODUCTION THEREOF | 7 |
67 | Frank Braun | DE | Ludwigshafen | Jan 06, 2022 / 20220002512 - FOAMS BASED ON THERMOPLASTIC POLYURETHANES | 7 |
68 | Markus Schuette | DE | Osnabrueck | Sep 10, 2015 / 20150252163 - HYBRID SYSTEMS CONSISTING OF FOAMED THERMOPLASTIC ELASTOMERS AND POLYURETHANES | 7 |
69 | Theodore M. Smiecinski | US | Woodhaven, MI | Sep 10, 2015 / 20150252140 - Viscoelastic Polyurethane Foam | 7 |
70 | Carsten Schiller | DE | Muelheim An Der Ruhr | Apr 07, 2016 / 20160096939 - SILICONE STABILIZERS FOR RIGID POLYURETHANE OR POLYISOCYANURATE FOAMS | 7 |
71 | Toshio Miyagawa | JP | Osaka | Aug 27, 2009 / 20090215914 - FOAMED THERMOPLASTIC RESIN PARTICLES AND METHOD OF PRODUCING THE FOAMED PARTICLES | 7 |
72 | Bernhard Schmied | DE | Frankenthal | Dec 03, 2015 / 20150344661 - POLYURETHANE-BASED EXPANDABLE POLYMER PARTICLES | 7 |
73 | Kwang-Hee Kim | KR | Seoul | Dec 30, 2021 / 20210401885 - CANCER ANTIGEN SPECIFIC CYTOTOXIC T CELL | 6 |
74 | Annegret Terheiden | DE | Alpen | Feb 18, 2016 / 20160046757 - PRODUCTION OF POLYURETHANE FOAMS COMPRISING POLYOLEFIN-BASED POLYOLS | 6 |
75 | Olaf Kriha | DE | Neustadt | Oct 04, 2012 / 20120252914 - FLAME-PROTECTED POLYMER FOAMS | 6 |
76 | Erika Bauer | DE | Juchen | Dec 26, 2013 / 20130345330 - METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS | 6 |
77 | Clifford P. Gittere | US | Amherst, NY | Sep 22, 2022 / 20220298288 - CATALYSTS FOR POLYURETHANE FOAM POLYOL PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS | 6 |
78 | Paul Cookson | CH | Samstagern | Jun 12, 2014 / 20140163197 - PROCESS FOR MAKING POLYETHER ALCOHOLS HAVING OXYETHYLENE UNITS BY POLYMERIZATION OF ETHYLENE CARBONATE IN THE PRESENCE OF DOUBLE METAL CYANIDE CATALYSTS | 6 |
79 | Hans Kramer | CH | Kempraten-Jona | Sep 15, 2022 / 20220289894 - RIGID POLYURETHANE FOAM MADE WITH A HYDROCARBON BLOWING AGENT AND 1,1,1,4,4,4-HEXAFLUOROBUT-2-ENE | 6 |
80 | Mary C. Bogdan | US | Buffalo, NY | Jun 01, 2017 / 20170152364 - COMPOSITIONS AND USES OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE | 6 |
81 | Christian Eilbracht | DE | Herne | Feb 26, 2015 / 20150057384 - METHOD FOR PRODUCING POLYURETHANE FOAM | 6 |
82 | Pierre Vanhoorne | DE | Monheim | Apr 21, 2016 / 20160108199 - PROCESS FOR PREPARING AMINOMETHYLATED BEAD POLYMERS | 6 |
83 | Reinhard Albers | DE | Leverkusen | Jul 14, 2022 / 20220220304 - PROCESS FOR PRODUCING POLYOXYALKYLENE-POLYOL MIXTURES | 6 |
84 | Stefan Lindner | DE | Köln | Apr 17, 2014 / 20140107239 - METHOD FOR PRODUCING A FOAMED MATERIAL,COMPOSITION IN THE FORM OF AN EMULSION USED IN SAID METHOD, AND FOAMED MATERIAL THAT CAN BE OBTAINED FROM SAID METHOD | 6 |
85 | Sung-Woo Hwang | KR | Yongin-Si | Dec 25, 2014 / 20140373891 - THERMOELECTRIC STRUCTURE, AND THERMOELECTRIC DEVICE AND THERMOELECTRIC APPARATUS INCLUDING THE SAME | 6 |
86 | Michael Ferenz | DE | Essen | Jun 09, 2016 / 20160160081 - COATING COMPOSITIONS | 6 |
87 | Alessandro Casalini | IT | Mantova | Sep 17, 2020 / 20200291191 - AQUEOUS EMULSIONS CONTAINING ETHYLENE-VINYL ACETATE COPOLYMERS, PREPARATION PROCESS THEREOF AND THEIR USE AS ANTI-GELLING ADDITIVES OF CRUDE OILS | 6 |
88 | Christof Möck | DE | Mannheim | Nov 22, 2012 / 20120292552 - Melamine-formaldehyde foams comprising hollow microspheres | 6 |
89 | You-Moon Jeon | US | Breinigsville, PA | Jan 07, 2016 / 20160002426 - Additives for Improving Polyurethane Foam Performance | 6 |
90 | Kaoru Aou | US | Lake Jackson, TX | Nov 18, 2021 / 20210355030 - Adhesion Promoter Coated Particles for Polymer Concrete Compositions | 6 |
91 | Hiroshi Yamauchi | JP | Osaka | Dec 31, 2020 / 20200407672 - SCAFFOLDING MATERIAL FOR CELL CULTURES AND CELL CULTURE METHOD USING SAME | 6 |
92 | Wolfgang Friederichs | DE | Koln | Aug 20, 2015 / 20150232630 - REACTION SYSTEM FOR PRODUCING PUR AND PIR HARD FOAM MATERIALS CONTAINING LAYER SILICATES | 6 |
93 | Adrian J. Birch | CH | Kempraten-Jona | Dec 04, 2014 / 20140357750 - AMINE POLYETHER POLYOLS AND POLYURETHANE FOAM COMPOSITIONS MADE FROM CYCLIC AMINE COMPOUNDS | 6 |
94 | Horst Baumgartl | DE | Mainz | Sep 06, 2012 / 20120225965 - MELAMINE-RESIN FOAMS COMPRISING HOLLOW MICROBEADS | 6 |
95 | Richard Keaton | US | Pearland, TX | Dec 31, 2015 / 20150376326 - POLYURETHANES MADE USING ZINC CATALYSTS | 6 |
96 | Armin Alteheld | DE | Bad Kreuznach | Nov 12, 2015 / 20150322230 - MOLDED PARTS MADE OF CARRIER MATERIALS WHICH CONTAIN FOAMING REACTIVE RESIN | 6 |
97 | Kenjiro Mori | JP | Osaka | Jun 04, 2015 / 20150152234 - POROUS RESIN BEAD AND PRODUCTION METHOD OF NUCLEIC ACID BY USING SAME | 6 |
98 | Hiroyuki Morita | JP | Osaka | Jul 07, 2022 / 20220213279 - RESIN PARTICLES, CONDUCTIVE PARTICLES, CONDUCTIVE MATERIAL AND CONNECTION STRUCTURE | 6 |
99 | Yasutaka Tsutsui | JP | Shiga | Jul 17, 2014 / 20140200282 - EXPANDABLE COMPOSITE RESIN PARTICLES FOR LONG-TERM STORAGE, PRE-EXPANDED PARTICLES FORMED THEREFROM AND EXPANDED MOLDED ARTICLES | 6 |
100 | Sebastian Dörr | DE | Dusseldorf | Nov 28, 2013 / 20130313968 - EL ELEMENTS CONTAINING A PIGMENT LAYER COMPRISING CROSSLINKING SYSTEMS WITH BLOCKED ISOCYANATE GROUPS | 6 |