HY

Hiroyuki Yoshikawa

KM Konica Minolta: 15 patents #104 of 2,718Top 4%
SS Sumitomo Wiring Systems: 14 patents #258 of 2,615Top 10%
MC Mita Industrial Co.: 11 patents #92 of 891Top 15%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
KM Konica Minolta: 7 patents #294 of 1,361Top 25%
MC Minolta Co.: 5 patents #395 of 1,416Top 30%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
KM Kyocera Mita: 1 patents #439 of 763Top 60%
OU Osaka University: 1 patents #681 of 1,984Top 35%
📍 Toyohashi, JP: #4 of 1,141 inventorsTop 1%
Overall (All Time): #26,235 of 4,157,543Top 1%
74
Patents All Time

Issued Patents All Time

Showing 51–74 of 74 patents

Patent #TitleCo-InventorsDate
6828503 Terminal box device for a solar cell module and a connecting method for a terminal box device Makoto Higashikuzono, Tadashi Sugino 2004-12-07
6790575 Two-component developer, image forming apparatus, and image forming method Fumihiro Sasaki, Hiroaki Matsuda, Bing Shu, Maiko Kondo, Hiroshi Nakai +5 more 2004-09-14
6696636 By-pass rectifier element and terminal housing for solar battery modules using a by-pass rectifier element Makoto Higashikozono 2004-02-24
6655987 Terminal box apparatus for solar cell module Makoto Higashikozono 2003-12-02
6487377 Recycle information system and image forming apparatus for recycling Yoshikazu Naito, Takahiro Tsujimoto, Akinori Kimata, Katsuhide Sakai, Shigeo Ogino 2002-11-26
6437236 Solar cell panel Kunihiko Watanabe, Makoto Higashikozono 2002-08-20
6076817 Finisher Tadashi Kobayashi, Yuusuke Morigami 2000-06-20
5971383 Finisher with a large-capacity sheet stack section Masayoshi Horikawa, Kazuyuki Tomishige 1999-10-26
5905935 Finisher capable of folding a paper in a z-shape when the properties of a printed image is affected Shinji Wakamatsu, Tadashi Kobayashi 1999-05-18
5797596 Finisher with a stapling function Yuusuke Morigami, Tadashi Kobayashi, Misao Nishikawa, Kazuhito Ozawa, Ryo HIRANO +2 more 1998-08-25
5623713 Self-reparir type image forming apparatus utilizing functional representation Yoshiki Shimomura, Sadao Tanigawa, Yukihiro Mori, Toshimitsu Takakura, Yasushi Umeda +1 more 1997-04-22
5613047 Apparatus having self-repairing function and method of self repairing the same Yoshiki Shimomura, Sadao Tanigawa, Yukihiro Mori, Yasushi Umeda, Tetsuo Tomiyama 1997-03-18
5548682 Method of automatically creating control sequence software and apparatus therefor Yasushi Umeda, Tetsuo Tomiyama, Tomohiko Sakao, Yoshiki Shimomura, Sadao Tanigawa 1996-08-20
5515503 Self-repair system for an image forming apparatus Yoshiki Shimomura, Tetsuo Tomiyama, Yasushi Umeda 1996-05-07
5467355 Image forming apparatus provided with self-diagnosis system Yasushi Umeda, Yasuo Motegi, Tetsuo Tomiyama, Yoshiki Shimomura 1995-11-14
5463545 Functional redundancy control system Yasushi Umeda, Tetsuo Tomiyama, Yuichi Koike 1995-10-31
5452438 Image forming apparatus provided with self-diagnosis and self-repair system Yasushi Umeda, Yasuo Motegi, Tetsuo Tomiyama, Yoshiki Shimomura 1995-09-19
5446523 Image forming apparatus having self-repair function and self-repair method for the apparatus Yoshiki Shimomura, Sadao Tanigawa, Yasushi Umeda, Tetsuo Tomiyama 1995-08-29
5396314 Image forming apparatus having functional redundancy system Yasushi Umeda, Tetsuo Tomiyama, Yuichi Koike, Yoshiki Shimomura, Kazuto Hori +1 more 1995-03-07
5358188 Supersonic jet crusher of collisional type Nobuyasu Makino, Nagaki Sato, Toshiyuki Fukase 1994-10-25
5317368 Image forming apparatus capable of making self-diagnosis Yoshiki Shimomura, Sadao Tanigawa, Yasushi Umeda, Tetsuo Tomiyama 1994-05-31
5239547 Self-diagnosis and self-repair system for image forming apparatus Tetsuo Tomiyama, Yasushi Umeda, Yoshiki Shimomura 1993-08-24
5166934 Self-diagnois and repair system for image forming apparatus Tetsuo Tomiyama, Yasushi Umeda, Yoshiki Shimomura, Yoshifumi Ishii, Hiroshi Kusumoto 1992-11-24
4952859 Stepping motor Akira Torisawa, Katsumi Yoshida, Hiroshi Koizumi 1990-08-28