Top Inventors for class "Alloys or metallic compositions" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | David R. Whitcomb | US | Woodbury, MN | Jan 07, 2016 / 20160001370 - REDUCING AGENTS FOR SILVER MORPHOLOGY CONTROL | 16 |
2 | Yasuhiro Aruga | JP | Kobe-Shi | Apr 19, 2018 / 20180105900 - HIGH-STRENGTH ALUMINUM ALLOY SHEET | 13 |
3 | Doreen C. Lynch | US | Afton, MN | Oct 08, 2015 / 20150287494 - NITROGEN-CONTAINING COMPOUNDS AS ADDITIVES FOR TRANSPARENT CONDUCTIVE FILMS | 12 |
4 | Keiichiro Oishi | JP | Osaka | Jun 07, 2018 / 20180155807 - COPPER ALLOY | 11 |
5 | Awadh B. Pandey | US | Jupiter, FL | May 18, 2017 / 20170136532 - HIGHLY COOLED DIE CASTING PLUNGER | 11 |
6 | Toshio Murakami | JP | Kobe-Shi | Mar 31, 2022 / 20220098695 - STEEL SHEET | 10 |
7 | William D. Ramsden | US | Afton, MN | Oct 08, 2015 / 20150287494 - NITROGEN-CONTAINING COMPOUNDS AS ADDITIVES FOR TRANSPARENT CONDUCTIVE FILMS | 10 |
8 | Govindarajan Muralidharan | US | Knoxville, TN | Aug 11, 2022 / 20220251690 - CREEP AND CORROSION-RESISTANT CAST ALUMINA-FORMING ALLOYS FOR HIGH TEMPERATURE SERVICE IN INDUSTRIAL AND PETROCHEMICAL APPLICATIONS | 10 |
9 | James M. Rakowski | US | Allison Park, PA | Jun 15, 2017 / 20170167006 - CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL | 9 |
10 | Ralph R. Sawtell | US | Gibsonia, PA | May 18, 2017 / 20170137920 - HEAT TREATABLE ALUMINUM ALLOYS HAVING MAGNESIUM AND ZINC AND METHODS FOR PRODUCING THE SAME | 9 |
11 | Hoon Mo Park | KR | Seongnam | Aug 20, 2020 / 20200261892 - NANOCOMPOSITE FOR HYDROGEN PRODUCTION HAVING IMPROVED LIFESPAN PERFORMANCE AND MANUFACTURING METHOD THEREOF | 8 |
12 | Yuichiro Shindo | JP | Ibaraki | Feb 19, 2015 / 20150047469 - Method for Recovering Rare Earth from Rare Earth Element-Containing Alloy | 8 |
13 | Hiroyuki Hirata | JP | Osaka | Jan 16, 2014 / 20140017111 - HIGH-STRENGTH AUSTENITIC STAINLESS STEEL FOR HIGH-PRESSURE HYDROGEN GAS | 8 |
14 | David S. Bergstrom | US | Allison Park, PA | Jun 15, 2017 / 20170167006 - CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL | 8 |
15 | Heike Hattendorf | DE | Werdohl | Mar 10, 2016 / 20160071632 - METHOD FOR PRODUCING A METAL FILM | 8 |
16 | Masayuki Hashimura | JP | Tokyo | Jul 23, 2015 / 20150203943 - STEEL FOR INDUCTION HARDENING WITH EXCELLENT FATIGUE PROPERTIES | 8 |
17 | Jen C. Lin | US | Export, PA | Mar 31, 2022 / 20220098707 - ALUMINUM-MAGNESIUM-ZINC ALUMINUM ALLOYS | 8 |
18 | Hidenori Nako | JP | Kobe-Shi | Jan 07, 2016 / 20160002758 - WELD METAL AND WELDED STRUCTURE | 8 |
19 | Chuankai Xu | CN | Xiamen City | Sep 08, 2011 / 20110214836 - ENVIRONMENT-FRIENDLY MANGANESE BRASS ALLOY AND MANUFACTURING METHOD THEREOF | 8 |
20 | Siqi Zhang | CN | Changsha City | May 05, 2011 / 20110104000 - Lead-Free, Bismuth-Free Free-Cutting Silicon Brass Alloy | 8 |
21 | Zhenqing Hu | CN | Xiamen City | Dec 27, 2018 / 20180371581 - LOW-COST LEAD-FREE DEZINCIFICATION-RESISTANT BRASS ALLOY FOR CASTING | 7 |
22 | Yoshiyuki Watanabe | JP | Tokyo | Nov 06, 2014 / 20140328716 - STEEL FOR WELDING | 7 |
23 | Katsushi Matsumoto | JP | Kobe-Shi | Apr 19, 2018 / 20180105900 - HIGH-STRENGTH ALUMINUM ALLOY SHEET | 7 |
24 | Hiroshi Harada | JP | Ibaraki | Jun 09, 2016 / 20160160323 - OXIDE PARTICLE DISPERSION-STRENGTHENED NI-BASE SUPERALLOY | 7 |
25 | Toshiharu Kobayashi | JP | Ibaraki | Jun 09, 2016 / 20160160323 - OXIDE PARTICLE DISPERSION-STRENGTHENED NI-BASE SUPERALLOY | 7 |
26 | Roberto J. Rioja | US | Murrysville, PA | May 18, 2017 / 20170137920 - HEAT TREATABLE ALUMINUM ALLOYS HAVING MAGNESIUM AND ZINC AND METHODS FOR PRODUCING THE SAME | 7 |
27 | Kazuhiro Ogawa | JP | Nishinomiya-Shi | Nov 15, 2012 / 20120288400 - AUSTENITIC HEAT RESISTANT ALLOY | 7 |
28 | Hisao Shishido | JP | Kobe-Shi | Apr 19, 2018 / 20180105900 - HIGH-STRENGTH ALUMINUM ALLOY SHEET | 7 |
29 | Kei Miyanishi | JP | Tokyo | Oct 14, 2021 / 20210316801 - TRACKED UNDERCARRIAGE COMPONENT, AND METHOD FOR PRODUCING THE SAME | 7 |
30 | Hirokazu Okada | JP | Kobe-Shi | Aug 21, 2014 / 20140234155 - Ni-BASED HEAT RESISTANT ALLOY | 6 |
31 | Hideo Hata | JP | Kobe-Shi | Jan 15, 2015 / 20150013856 - METHOD FOR MANUFACTURING PRESS-FORMED PRODUCT AND PRESS-FORMED PRODUCT | 6 |
32 | Hiroyuki Semba | JP | Sanda-Shi | Aug 21, 2014 / 20140234155 - Ni-BASED HEAT RESISTANT ALLOY | 6 |
33 | Tatsuhiko Eguchi | JP | Tokyo | Oct 30, 2014 / 20140318673 - COPPER ALLOY MATERIAL, ELECTRICAL OR ELECTRONIC PARTS, AND METHOD OF PRODUCING A COPPER ALLOY MATERIAL | 6 |
34 | Hee Sam Kang | KR | Seoul | Apr 21, 2016 / 20160108500 - ALLOY FOR DIE-CAST VEHICLE PARTS AND METHOD FOR MANUFACTURING THE SAME | 6 |
35 | Anand A. Kulkarni | US | Oviedo, FL | Jan 29, 2015 / 20150030826 - METHOD FOR CREATING A TEXTURED BOND COAT SURFACE | 6 |
36 | Atsushi Mizuno | JP | Tokyo | Sep 11, 2014 / 20140251507 - STEEL FOR SURFACE HARDENING FOR MACHINE STRUCTURAL USE AND PART FOR MACHINE STRUCTURAL USE | 6 |
37 | Takahiro Osuki | JP | Nishinomiya-Shi | Sep 25, 2014 / 20140286698 - WELDING MATERIAL AND WELDING JOINT | 6 |
38 | Werner Stamm | DE | Mulheim An Der Ruhr | Jul 07, 2022 / 20220213000 - METHOD FOR APPLYING A COATING TO A SURFACE OF A MULLITE MATERIAL, MULLITE MATERIAL HAVING A COATING, AND GAS TURBINE COMPONENT | 6 |
39 | Yasuhiro Aruga | JP | Hyogo | Jun 22, 2017 / 20170175231 - ALUMINUM ALLOY PLATE HAVING EXCELLENT MOLDABILITY AND BAKE FINISH HARDENING PROPERTIES | 6 |
40 | John J. Dunn | US | Sarver, PA | Jun 15, 2017 / 20170167006 - CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL | 6 |
41 | Andreas Kuenzler | CH | Baden | Nov 12, 2015 / 20150322557 - METHOD FOR POST-BUILT HEAT TREATMENT OF ADDITIVELY MANUFACTURED COMPONENTS MADE OF GAMMA-PRIME STRENGTHENED SUPERALLOYS | 5 |
42 | Ryuji Uemori | JP | Tokyo | Mar 06, 2014 / 20140065008 - STEEL FOR WELDED STRUCTURE AND PRODUCING METHOD THEREOF | 5 |
43 | Tadaharu Yokokawa | JP | Ibaraki | Jun 09, 2016 / 20160160323 - OXIDE PARTICLE DISPERSION-STRENGTHENED NI-BASE SUPERALLOY | 5 |
44 | Brian E. Meacham | US | Idaho Falls, ID | Jan 03, 2019 / 20190003003 - Retention Of Mechanical Properties In Steel Alloys After Processing And In The Presence Of Stress Concentration Sites | 5 |
45 | Hiroyuki Ogata | JP | Chiba | Oct 01, 2015 / 20150275342 - FERRITIC STAINLESS STEEL AND METHOD FOR MANUFACTURING THE SAME | 5 |
46 | Jean Beguinot | FR | Le Creusot | Oct 22, 2015 / 20150299835 - HIGH-CHARACTERISTIC STEEL FOR LARGE-SIZE PARTS | 5 |
47 | Ganjiang Feng | US | Greenville, SC | Oct 01, 2015 / 20150275677 - ARTICLE FOR USE IN HIGH STRESS ENVIRONMENTS HAVING MULTIPLE GRAIN STRUCTURES | 5 |
48 | Shigeki Ueta | JP | Aichi | Oct 08, 2015 / 20150284823 - HOT-FORGEABLE NI-BASED SUPERALLOY EXCELLENT IN HIGH TEMPERATURE STRENGTH | 5 |
49 | Markus Staubli | CH | Dottikon | Sep 17, 2015 / 20150258629 - PROCESS FOR WELDING PIPE CONNECTIONS FOR HIGH TEMPERATURE APPLICATIONS | 5 |
50 | Wen Lin Lo | TW | Taichung City | Jul 28, 2011 / 20110182768 - LEAD-FREE BRASS ALLOY | 5 |
51 | Takumi Ujiro | JP | Chiba | Nov 28, 2013 / 20130316262 - FERRITIC STAINLESS STEEL EXCELLENT IN CORROSION RESISTANCE AND CONDUCTIVITY AND METHOD FOR MANUFACTURING THE SAME, SEPARATOR OF PROTON-EXCHANGE MEMBRANE FUEL CELL AND PROTON-EXCHANGE MEMBRANE FUEL CELL | 5 |
52 | Xiao Ming Peng | CN | Hubei | Jun 16, 2011 / 20110142715 - Brass alloy | 5 |
53 | Ravindra V. Tilak | US | Orange, CA | Jun 07, 2018 / 20180154433 - PROCESS AND APPARATUS FOR DIRECT CHILL CASTING | 5 |
54 | Pazhayannur Ramanathan Subramanian | US | Niskayuna, NY | May 26, 2016 / 20160145720 - High Strength Alpha/Near-alpha Ti Alloys | 5 |
55 | Akio Uesugi | JP | Shizuoka | Mar 14, 2013 / 20130065181 - LITHOGRAPHIC PRINTING PLATE SUPPORT, METHOD OF MANUFACTURING THE SAME, AND PRESENSITIZED PLATE | 5 |
56 | Kazuhiro Fukunaga | JP | Tokyo | Nov 06, 2014 / 20140328716 - STEEL FOR WELDING | 5 |
57 | Junichi Hamada | JP | Tokyo | Sep 01, 2022 / 20220275492 - FERRITIC STAINLESS STEEL SHEET, METHOD FOR PRODUCING THE SAME, AND PART | 5 |
58 | Suguru Yoshida | JP | Tokyo | Sep 15, 2022 / 20220292952 - COMMUNICATION CONTROL DEVICE, MOBILE OBJECT, COMMUNICATION CONTROL METHOD, AND COMPUTER-READABLE STORAGE MEDIUM | 5 |
59 | Alla V. Sergueeva | US | Idaho Falls, ID | Jan 03, 2019 / 20190003003 - Retention Of Mechanical Properties In Steel Alloys After Processing And In The Presence Of Stress Concentration Sites | 5 |
60 | Paul J. Cascone | US | Del Mar, CA | Oct 17, 2013 / 20130273501 - METHOD OF MAKING DENTAL PROSTHESIS AND DUCTILE ALLOYS FOR USE THEREIN | 5 |
61 | Yutaka Koizumi | JP | Ibaraki | Jun 09, 2016 / 20160160323 - OXIDE PARTICLE DISPERSION-STRENGTHENED NI-BASE SUPERALLOY | 5 |
62 | Takuya Kochi | JP | Kobe-Shi | Apr 19, 2018 / 20180105894 - STEEL WIRE FOR MECHANICAL STRUCTURAL PARTS | 5 |
63 | Mahi Sahoo | CA | Ottawa | Apr 14, 2016 / 20160102385 - LOW LEAD ALLOY | 5 |
64 | Arun Prasad | US | Cheshire, CT | Mar 31, 2022 / 20220096205 - Dental Crown and Method of Use | 5 |
65 | Masaaki Igarashi | JP | Sanda-Shi | Oct 31, 2013 / 20130283879 - Ni BASE ALLOY PIPE STOCK AND METHOD FOR MANUFACTURING THE SAME | 5 |
66 | Justin Lee Cheney | US | Encinitas, CA | Aug 18, 2022 / 20220259712 - NI-CR-AL CHROMIUM CARBIDE POWDER | 5 |
67 | Daniel James Branagan | US | Idaho Falls, ID | Jan 03, 2019 / 20190003003 - Retention Of Mechanical Properties In Steel Alloys After Processing And In The Presence Of Stress Concentration Sites | 5 |
68 | Gary H. Bray | US | Murrysville, PA | Apr 16, 2020 / 20200115780 - THICK WROUGHT 7XXX ALUMINUM ALLOYS, AND METHODS FOR MAKING THE SAME | 5 |
69 | Norbert Gaag | DE | Lauf | Dec 31, 2015 / 20150373964 - HORSESHOE AND COPPER-ZINC ALLOY FOR A HORSESHOE | 5 |
70 | Yoshitaka Nishiyama | JP | Nishinomiya-Shi | Jun 05, 2014 / 20140150734 - AUSTENITIC STAINLESS STEEL TUBE | 5 |
71 | Ken Yamashita | JP | Fujisawa-Shi | Jan 07, 2016 / 20160002758 - WELD METAL AND WELDED STRUCTURE | 5 |
72 | Mohamed Nazmy | CH | Fislisbach | Jan 05, 2012 / 20120000577 - PROCESS FOR PRODUCING A SINGLE-CRYSTAL COMPONENT MADE OF A NICKEL-BASED SUPERALLOY | 5 |
73 | John F. Grubb | US | Lower Burrell, PA | Jun 15, 2017 / 20170167006 - CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL | 5 |
74 | Yoichi Mukai | JP | Hyogo | Sep 02, 2010 / 20100221138 - HIGH-STRENGTH COMPOSITE STEEL SHEET HAVING EXCELLENT MOLDABILITY AND DELAYED FRACTURE RESISTANCE | 5 |
75 | Kuniteru Mihara | JP | Tokyo | May 23, 2013 / 20130126055 - ALUMINUM ALLOY CONDUCTOR AND METHOD OF PRODUCING THE SAME | 5 |
76 | Ryoichi Ozaki | JP | Shimonoseki-Shi | Sep 12, 2013 / 20130237105 - COPPER ALLOY SHEET WITH SN COATING LAYER FOR A FITTING TYPE CONNECTION TERMINAL AND A FITTING TYPE CONNECTION TERMINAL | 5 |
77 | Koichi Sakamoto | JP | Hyogo | Jul 30, 2015 / 20150211816 - ALUMINUM COMPOSITE MATERIAL, HEAT EXCHANGER, AND FLUX | 5 |
78 | Toshiji Mukai | JP | Ibaraki | Mar 26, 2015 / 20150083285 - MAGNESIUM ALLOY, MAGNESIUM ALLOY MEMBER AND METHOD FOR MANUFACTURING SAME, AND METHOD FOR USING MAGNESIUM ALLOY | 4 |
79 | Shyh-Chin Huang | US | Latham, NY | Oct 02, 2014 / 20140290896 - SYSTEM AND ARTICLE OF MANUFACTURE FOR DIRECTIONAL CASTING | 4 |
80 | Nozomu Kawabe | JP | Osaka-Shi | Jun 04, 2015 / 20150152527 - MAGNESIUM ALLOY SHEET AND MAGNESIUM ALLOY STRUCTURAL MEMBER | 4 |
81 | Bianca Springub | DE | Hannover | May 19, 2016 / 20160138146 - METHOD FOR PRODUCING AN ENERGY-STORING CONTAINER MADE OF LIGHTWEIGHT STEEL | 4 |
82 | Yosuke Miwa | JP | Shimonoseki-Shi | Oct 02, 2014 / 20140295212 - COPPER ALLOY STRIP FOR LEAD FRAME OF LED | 4 |
83 | Akane Suzuki | US | Clifton Park, NY | Dec 18, 2014 / 20140367455 - JOINING PROCESS FOR SUPERALLOYS | 4 |
84 | Junya Naitou | JP | Kobe-Shi | May 18, 2017 / 20170136521 - MANUFACTURING METHOD OF PRESS-MOLDED ARTICLE AND PRESS MOLDING APPARATUS | 4 |
85 | Shingo Yamasaki | JP | Tokyo | Aug 13, 2015 / 20150225386 - CHROMANE COMPOUNDS | 4 |
86 | Kaori Kawano | JP | Osaka | Mar 27, 2014 / 20140086787 - METHOD FOR MANUFACTURING HOT-ROLLED SHEET HAVING FINE-GRAINED FERRITE, AND HOT-ROLLED SHEET | 4 |
87 | Michael P. Brady | US | Oak Ridge, TN | Aug 11, 2022 / 20220251690 - CREEP AND CORROSION-RESISTANT CAST ALUMINA-FORMING ALLOYS FOR HIGH TEMPERATURE SERVICE IN INDUSTRIAL AND PETROCHEMICAL APPLICATIONS | 4 |
88 | Stefan Janssen | DE | Essen | May 29, 2014 / 20140147247 - METHOD FOR OPERATING A ROTARY MACHINE | 4 |
89 | Haruhiko Kajimura | JP | Hikari-Shi | Sep 11, 2014 / 20140255244 - DUPLEX STAINLESS STEEL, DUPLEX STAINLESS STEEL SLAB, AND DUPLEX STAINLESS STEEL MATERIAL | 4 |
90 | Douglas J. Arrell | US | Oviedo, FL | Sep 03, 2015 / 20150247410 - TURBINE ENGINE COMPONENTS WITH NEAR SURFACE COOLING CHANNELS AND METHODS OF MAKING THE SAME | 4 |
91 | Keisuke Okita | JP | Kobe-Shi | Apr 02, 2015 / 20150090377 - STEEL SHEET FOR HOT PRESSING USE, PRESS-FORMED PRODUCT, AND METHOD FOR MANUFACTURING PRESS-FORMED PRODUCT | 4 |
92 | Rainer Behrens | DE | Iserlohn | Apr 07, 2016 / 20160097112 - Ni-Fe-Cr-Mo Alloy | 4 |
93 | Hirokazu Sawada | JP | Shizuoka | Mar 14, 2013 / 20130065181 - LITHOGRAPHIC PRINTING PLATE SUPPORT, METHOD OF MANUFACTURING THE SAME, AND PRESENSITIZED PLATE | 4 |
94 | Kyoko Kawagishi | JP | Ibaraki | Jul 16, 2015 / 20150197833 - Ni-BASED SINGLE CRYSTAL SUPERALLOY | 4 |
95 | Young Kook Lee | KR | Seoul | Feb 16, 2017 / 20170043673 - CHARGING DEVICE FOR ECO-FRIENDLY VEHICLE | 4 |
96 | Young Ok Yoon | KR | Incheon | Jul 24, 2014 / 20140202284 - MAGNESIUM-BASED ALLOY PRODUCED USING A SILICON COMPOUND AND METHOD FOR PRODUCING SAME | 4 |
97 | Hideki Fujii | JP | Tokyo | Feb 11, 2016 / 20160038983 - TITANIUM CAST PRODUCT FOR HOT ROLLING AND METHOD FOR MANUFACTURING SAME | 4 |
98 | Yoshihiko Kitagawa | JP | Fujisawa-Shi | Nov 05, 2015 / 20150314400 - WELD METAL WITH EXCELLENT RESISTANCE TO HYDROGEN EMBRITTLEMENT, AND SOLID WIRE FOR SUBMERGED ARC WELDING | 4 |
99 | Celso Antonio Barbosa | BR | Campinas | Aug 06, 2009 / 20090196786 - HARD ALLOYS WITH DRY COMPOSITION | 4 |
100 | Toshihiro Uehara | JP | Yasugi-Shi | Mar 10, 2016 / 20160068932 - HIGH-STRENGTH NI-BASE ALLOY | 4 |