Top Inventors for class "Electrophotography" |
Rank | Inventor's name | Country | City/State | Last publication | # of patent apps in this class |
1 | Shougo Sato | JP | Seto-Shi | Sep 22, 2022 / 20220299908 - IMAGE FORMING APPARATUS | 243 |
2 | Canon Kabushiki Kaisha | JP | Tokyo | Aug 29, 2013 / 20130223630 - COMMUNICATION APPARATUS, CONTROL METHOD THEREOF, AND STORAGE MEDIUM | 159 |
3 | Masaaki Yoshikawa | JP | Tokyo | Apr 07, 2016 / 20160098003 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME | 97 |
4 | Naoki Iwaya | JP | Tokyo | Mar 10, 2022 / 20220075302 - NIP FORMATION MEMBER, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 97 |
5 | Yasushi Okabe | JP | Nagoya-Shi | Sep 08, 2022 / 20220283539 - IMAGE FORMING APPARATUS INCLUDING COUPLING MEMBER SELECTIVELY COUPLED TO PHOTOSENSITIVE DRUM | 97 |
6 | Toshihiko Shimokawa | JP | Kanagawa | Dec 29, 2016 / 20160378033 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 93 |
7 | Hiroshi Yoshinaga | JP | Chiba | Sep 15, 2022 / 20220291613 - NIP FORMATION PAD, HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 91 |
8 | Takahiro Imada | JP | Kanagawa | Sep 15, 2022 / 20220291615 - HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 82 |
9 | Takuya Seshita | JP | Kanagawa | Sep 08, 2022 / 20220283529 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME | 76 |
10 | Kenji Ishii | JP | Kanagawa | Sep 15, 2022 / 20220294956 - IMAGE PICKUP APPARATUS | 75 |
11 | Shuutaroh Yuasa | JP | Kanagawa | Apr 16, 2020 / 20200117126 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 74 |
12 | Junichi Hashimoto | JP | Toyohashi-Shi | Sep 08, 2022 / 20220283539 - IMAGE FORMING APPARATUS INCLUDING COUPLING MEMBER SELECTIVELY COUPLED TO PHOTOSENSITIVE DRUM | 71 |
13 | Nao Itabashi | JP | Nagoya-Shi | Dec 30, 2021 / 20210405581 - Developing Cartridge Provided with Cover | 71 |
14 | Kazuya Saito | JP | Kanagawa | Sep 15, 2022 / 20220291614 - FIXING DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD | 70 |
15 | Tadashi Ogawa | JP | Tokyo | Apr 07, 2016 / 20160098003 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME | 70 |
16 | Hiromasa Takagi | JP | Tokyo | Dec 29, 2016 / 20160378033 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 66 |
17 | Takeshi Uchitani | JP | Kanagawa | Nov 18, 2021 / 20210356884 - INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS | 65 |
18 | Noboru Suzuki | JP | Komaki-Shi | Mar 31, 2016 / 20160091852 - Fixing Device | 63 |
19 | Yutaka Ikebuchi | JP | Kanagawa | Apr 16, 2020 / 20200117126 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 63 |
20 | Hajime Gotoh | JP | Kanagawa | Apr 07, 2016 / 20160098003 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME | 63 |
21 | Naoya Kamimura | JP | Ichinomiya-Shi | Aug 11, 2022 / 20220253003 - DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER | 62 |
22 | Arinobu Yoshiura | JP | Kanagawa | Apr 07, 2016 / 20160098003 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME | 61 |
23 | Kensuke Yamaji | JP | Kanagawa | May 19, 2016 / 20160139549 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 61 |
24 | Yoshiki Yamaguchi | JP | Kanagawa | Sep 15, 2022 / 20220291613 - NIP FORMATION PAD, HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 58 |
25 | Yuji Arai | JP | Kanagawa | Apr 07, 2016 / 20160098003 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME | 55 |
26 | Akira Shinshi | JP | Tokyo | Nov 18, 2021 / 20210356884 - INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS | 53 |
27 | Hiroki Mori | JP | Nagoya-Shi | Nov 25, 2021 / 20210364946 - TONER CARTRIDGE HAVING TONER MEMORY AND ATTACHABLE TO DRUM CARTRIDGE HAVING DRUM MEMORY | 51 |
28 | Teppei Kawata | JP | Kanagawa | Jul 01, 2021 / 20210200124 - SNAP RING, ROTATOR DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 50 |
29 | Akira Suzuki | JP | Tokyo | Mar 19, 2020 / 20200090403 - INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD | 50 |
30 | Ken Ikuma | JP | Suwa-Shi | Jan 30, 2014 / 20140027075 - PAPER RECYCLING SYSTEM AND PAPER RECYCLING METHOD | 48 |
31 | Susumu Sakuma | JP | Kasugai-Shi | Dec 17, 2015 / 20150362887 - Image Forming Apparatus | 46 |
32 | Ippei Fujimoto | JP | Kanagawa | Sep 15, 2022 / 20220291613 - NIP FORMATION PAD, HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 46 |
33 | Ken Kikuchi | JP | Mishima-Shi | Jul 07, 2022 / 20220214645 - PHOTOSENSITIVE MEMBER CARTRIDGE AND PROCESS CARTRIDGE | 46 |
34 | Takuji Matsuno | JP | Ichinomiya-Shi | Mar 31, 2016 / 20160091852 - Fixing Device | 45 |
35 | Takahito Ueno | JP | Mishima-Shi | Jul 28, 2022 / 20220236691 - CARTRIDGE | 44 |
36 | Takamasa Hase | JP | Shizuoka | Apr 16, 2020 / 20200117126 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 43 |
37 | Ayatomo Okino | JP | Moriya-Shi | Sep 01, 2022 / 20220276584 - DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM | 41 |
38 | Kei Ishida | JP | Nagoya-Shi | Mar 24, 2016 / 20160085190 - Fixing Device | 41 |
39 | Satoshi Kinouchi | JP | Tokyo | Mar 10, 2022 / 20220076086 - IMAGE FORMING APPARATUS AND CONTROL METHOD OF IMAGE FORMING APPARATUS | 40 |
40 | Katsuya Murakami | JP | Toride-Shi | Nov 25, 2021 / 20210364979 - DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM | 39 |
41 | Yoshiya Tomatsu | JP | Kasugai-Shi | Jun 17, 2021 / 20210181666 - CONVEYOR AND IMAGE RECORDING APPARATUS | 38 |
42 | Canon Kabushiki Kaisha | US | | Dec 03, 2015 / 20150346620 - ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS | 38 |
43 | Shigeo Miyabe | JP | Numazu-Shi | Mar 10, 2022 / 20220075314 - PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM UNIT | 38 |
44 | Tetsuo Tokuda | JP | Kanagawa | Aug 13, 2015 / 20150227097 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 37 |
45 | Yoshihiro Miyauchi | JP | Ama-Shi | Aug 13, 2015 / 20150227092 - Fixing Device | 37 |
46 | Shinya Tanaka | JP | Kanagawa | Mar 31, 2022 / 20220098778 - LIQUID APPLICATION UNIT FOR LINEAR MEDIUM, LIQUID APPLICATION APPARATUS, DYEING EMBROIDERY SYSTEM, CONTROL METHOD, AND STORAGE MEDIUM | 37 |
47 | Masahiko Satoh | JP | Tokyo | May 19, 2016 / 20160139549 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 36 |
48 | Takeyuki Takagi | JP | Nagoya-Shi | Apr 19, 2018 / 20180107152 - Developing Cartridge | 36 |
49 | Tsutomu Nishiuwatoko | JP | Numazu-Shi | Jul 09, 2015 / 20150192890 - ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS | 35 |
50 | Makoto Souda | JP | Nagoya-Shi | Apr 19, 2018 / 20180107148 - Image Forming Apparatus Having Cartridge and Waste Developer Accommodating Portion | 34 |
51 | Donald S. Rimai | US | Webster, NY | May 01, 2014 / 20140118757 - METHOD OF PRINTING A PANORAMIC PRINT | 34 |
52 | Tomohiro Kubota | JP | Osaka | Oct 13, 2016 / 20160299455 - POWDER CONTAINER, DEVELOPING DEVICE, PROCESS UNIT, AND IMAGE FORMING APPARATUS | 34 |
53 | Kyocera Document Solutions Inc. | JP | Osaka | Aug 08, 2013 / 20130201524 - IMAGE FORMING APPARATUS | 33 |
54 | Kentaro Murayama | JP | Kasugai-Shi | Dec 31, 2020 / 20200410309 - PRINTING DEVICE INCLUDING PRINTING PART PRINTING FIRST SCALE AND SECOND SCALE ON PRINTING MEDIUM AND CUTTING PART CUTTING PRINTED FIRST SCALE AND PRINTED SECOND SCALE | 33 |
55 | Toshiaki Nagashima | JP | Moriya-Shi | Nov 25, 2021 / 20210364979 - DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM | 33 |
56 | Nan-Xing Hu | CA | Oakville | Aug 11, 2022 / 20220250310 - POLYMER FILAMENTS COMPRISING A METAL PRECURSOR FOR ADDITIVE MANUFACTURING AND METHODS ASSOCIATED THEREWITH | 32 |
57 | Ryuuichi Mimbu | JP | Kanagawa | Dec 29, 2016 / 20160378033 - FIXING DEVICE AND IMAGE FORMING APPARATUS | 32 |
58 | Yoichi Yamada | JP | Shiojiri-Shi | Jan 23, 2014 / 20140022315 - FLUID EJECTING APPARATUS AND CLEANING METHOD | 31 |
59 | Yujiro Nomura | JP | Shiojiri-Shi | May 26, 2011 / 20110123210 - Image Forming Device and Image Forming Method | 31 |
60 | Hirotaka Mori | JP | Nagoya-Shi | Apr 19, 2018 / 20180107148 - Image Forming Apparatus Having Cartridge and Waste Developer Accommodating Portion | 31 |
61 | Takashi Akutsu | JP | Odawara-Shi | Nov 12, 2015 / 20150323896 - IMAGE-FORMING APPARATUS | 31 |
62 | Takayuki Seki | JP | Kanagawa | Sep 15, 2022 / 20220291610 - FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME | 30 |
63 | Hiroshi Igarashi | JP | Nagoya-Shi | Dec 30, 2021 / 20210405550 - Developing Cartridge Having Electrode | 29 |
64 | Junpei Fujita | JP | Kanagawa | Jun 07, 2018 / 20180157209 - TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME | 29 |
65 | Fumikazu Sato | JP | Konan-Shi | Feb 18, 2016 / 20160048093 - Cap Configuration for a Toner Cartridge | 29 |
66 | Naoya Kamimura | JP | Nagoya-Shi | Jul 02, 2015 / 20150185691 - Developing Cartridge Provided With Detection Body | 29 |
67 | Ryota Yamashina | JP | Kanagawa | Mar 10, 2022 / 20220078344 - COMMUNICATION TERMINAL, DISPLAY METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM | 29 |
68 | Samsung Electronics Co., Ltd. | KR | Suwon-Si | Sep 08, 2022 / 20220283968 - METHOD OF SYNCHRONIZING TIME BETWEEN HOST DEVICE AND STORAGE DEVICE AND SYSTEM PERFORMING THE SAME | 29 |
69 | Yasuhiro Shimura | JP | Yokohama-Shi | Sep 22, 2022 / 20220299918 - IMAGE HEATING APPARATUS AND HEATER FOR USE THEREIN | 29 |
70 | Eric C. Stelter | US | Pittsford, NY | Feb 07, 2013 / 20130034372 - METHOD AND SYSTEM TO REDUCE HIGH-FREQUENCY BANDING FOR ELECTROPHOTOGRAPHIC DEVELOPMENT STATIONS | 28 |
71 | Shuji Hirai | JP | Tokyo | Nov 17, 2016 / 20160334734 - IMAGE FORMING DEVICE | 28 |
72 | Masayuki Yamane | JP | Kanagawa | Nov 18, 2021 / 20210356884 - INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS | 28 |
73 | Kaoru Yoshino | JP | Tokyo | Mar 31, 2022 / 20220097605 - IMAGE CAPTURE DEVICE AND VEHICLE | 27 |
74 | Tomoyasu Hirasawa | JP | Kanagawa | Sep 15, 2022 / 20220295670 - LOOP HEAT PIPE, COOLING SYSTEM, ELECTRONIC EQUIPMENT, AND WICK | 27 |
75 | Satoshi Ueno | JP | Tokyo | Nov 04, 2021 / 20210344700 - VEHICLE SECURITY MONITORING APPARATUS, METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM | 27 |
76 | Yasunobu Shimizu | JP | Kanagawa | Nov 26, 2015 / 20150338824 - DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE INCORPORATING SAME | 27 |
77 | Donald Saul Rimai | US | Webster, NY | Jun 26, 2014 / 20140176634 - CONDENSATION CONTROL SYSTEM FOR AN INK JET PRINTING SYSTEM | 27 |
78 | Naoki Nakatake | JP | Hyogo | May 19, 2016 / 20160139540 - DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS UNIT, ANDIMAGE FORMING APPARATUS | 26 |
79 | Jong In Kim | KR | Suwon-Si | Apr 14, 2016 / 20160103403 - DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME | 26 |
80 | Shuichi Kato | JP | Nagoya-Shi | Jan 28, 2016 / 20160026150 - Developer Cartridge | 26 |
81 | Michael Craig Leemhuis | US | Nicholasville, KY | Jun 22, 2017 / 20170176887 - TONER CARTRIDGE HAVING AN AXIALLY MOVABLE MEMBER IN A TONER RESERVOIR THEREOF | 26 |
82 | Hiromi Ogiyama | JP | Tokyo | Sep 17, 2015 / 20150261143 - IMAGE FORMING APPARATUS AND TRANSFER BIA APPLICATION DEVICE THEREIN | 26 |
83 | Augusto E. Barton | US | Webster, NY | Nov 22, 2012 / 20120291642 - METHODS, APPARATUS, AND SYSTEMS FOR DIRECT INKING TO A DIGITAL OFFSET PLATE | 26 |
84 | Anthony S. Condello | US | Webster, NY | Aug 18, 2022 / 20220258464 - FOUNTAIN SOLUTION THICKNESS CONTROL SYSTEM IN A DIGITAL PRINTING DEVICE USING A DRAG FORCE SENSOR | 26 |
85 | Masatoshi Shiraki | JP | Nagoya-Shi | Jun 22, 2017 / 20170176927 - Process Unit | 25 |
86 | Hiroshi Hosokawa | JP | Kanagawa | Aug 11, 2022 / 20220253001 - POWDER CONTAINER | 25 |
87 | Katsumi Inukai | JP | Iwakura-Shi | Oct 01, 2015 / 20150273859 - HEATING DEVICE FOR DETECTING STATE OF ADJUSTMENT PORTION THAT ADJUSTS PERIOD OF CONNECTION WITH ALTERNATING CURRENT SOURCE | 25 |
88 | Keigo Nakamura | JP | Kanagawa | Jun 09, 2016 / 20160161889 - IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD | 25 |
89 | Michael F. Zona | US | Holley, NY | Mar 26, 2015 / 20150086916 - SELF-CLEANING TONER COMPOSITION | 25 |
90 | Junichi Matsumoto | JP | Kanagawa | Sep 08, 2022 / 20220283533 - REMAINING TONER AMOUNT DETECTION DEVICE, IMAGE FORMING APPARATUS, AND REMAINING TONER AMOUNT DETECTION METHOD | 25 |
91 | Kenji Sugiura | JP | Kanagawa | Nov 17, 2016 / 20160334739 - IMAGE FORMING APPARATUS | 24 |
92 | Masanari Morioka | JP | Numazu-Shi | Mar 10, 2022 / 20220075314 - PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM UNIT | 24 |
93 | Kazuhiro Doda | JP | Yokohama-Shi | Oct 28, 2021 / 20210333733 - HEATER INCLUDING A PLURALITY OF HEAT GENERATION MEMBERS, FIXING APPARATUS, AND IMAGE FORMING APPARATUS | 24 |
94 | Osamu Takagi | JP | Chofu-Shi | Jun 14, 2012 / 20120145023 - IMAGE FORMING APPARATUS AND IMAGE ERASING APPARATUS | 24 |
95 | Yasushi Fujiwara | JP | Itami-Shi | Mar 24, 2016 / 20160085190 - Fixing Device | 24 |
96 | Kenji Kikuchi | JP | Kanagawa | Aug 11, 2022 / 20220253001 - POWDER CONTAINER | 24 |
97 | Yasunori Ishigaya | JP | Kanagawa | Sep 15, 2022 / 20220291615 - HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS | 23 |
98 | Toshihiro Sone | JP | Yokohama-Shi | Mar 14, 2013 / 20130063749 - IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND METHOD OF SETTING OF IMAGE FORMING APPARATUS OPERATION | 23 |
99 | Kunihiro Ohyama | JP | Tokyo | Sep 01, 2022 / 20220276586 - DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS | 23 |
100 | Hideki Kimura | JP | Kanagawa | Oct 21, 2021 / 20210328408 - SURFACE EMITTING LASER AND METHOD OF MANUFACTURING THE SAME | 23 |