KA

Kazuhiko Arai

FI Fujifilm Business Innovation: 30 patents #171 of 5,238Top 4%
OL Olympus: 11 patents #398 of 3,097Top 15%
SC Sanyo Electric Co.: 10 patents #506 of 6,347Top 8%
DK Denki Kagaku Kogyo: 7 patents #29 of 655Top 5%
CO Combi: 5 patents #32 of 161Top 20%
OC Olympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
SC Seikoh Giken Co.: 2 patents #26 of 69Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
Overall (All Time): #29,469 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 51–70 of 70 patents

Patent #TitleCo-InventorsDate
6147428 Rotor of electric motor Nasaaju Takezawa, Masaharu Uchibori, Keijiro Igarashi 2000-11-14
6133927 Image forming apparatus Kiyotaka Ishikawa 2000-10-17
6078775 Intermediate transfer body and image forming apparatus using the intermediate transfer body Ryuji Katsuno, Masanori Kobayashi, Chikara Ando, Tatsuo Okuno, Nobuhiro Katsuta 2000-06-20
6016417 Intermediate transfer medium, method for producing the same and image forming device using the same Ryuji Katsuno, Masanori Kobayashi, Tatsuo Okuno, Chikara Ando, Yoshihisa Kitano +2 more 2000-01-18
6004299 Injection vessel and solution-enclosed injection vessel in use thereof Tadashi Inoue 1999-12-21
5969746 Image forming apparatus for reproducing halftone images Yasuhiro Oda, Yuichi Fukuda, Nobuhiro Katsuta, Masanori Kobayashi 1999-10-19
5963331 Shape input device Susumu Tachi 1999-10-05
5946018 Image formation apparatus and method for clear character and smooth image reproduction Yasuhiro Oda, Masahiko Kubo, Nobuyuki Kato, Taketoshi Hoshizaki 1999-08-31
5933694 Image forming method and image forming apparatus for simultaneously transfer-fixing a toner image without creating creases Takayuki Yamashita, Tsukasa Matsuda, Yuichi Fukuda, Tetsuo Yamada, Yoshihisa Kitano 1999-08-03
5920756 Image forming method and apparatus having a recording medium Tsukasa Matsuda, Nobuhiro Katsuta 1999-07-06
5835830 Image forming apparatus Yuichi Fukuda, Tsukasa Matsuda, Tatsuo Okuno, Takayuki Yamashita 1998-11-10
5764378 Image forming apparatus Yasuhiro Oda, Kazuhiro Iwaoka, Takayuki Yamashita, Masayo Higashimura, Masahiko Kubo 1998-06-09
5666015 Electric motor for a compressor with a rotor with combined balance weights and oil separation disk Masaharu Uchibori, Keijiro Igarashi, Tomonori Kinoshita, Takashi Miyauchi 1997-09-09
5587772 Image forming apparatus having image signal discrimination device Yasuhiro Oda, Masahiko Kubo, Masayo Higashimura, Kazuhiro Iwaoka, Takayuki Yamashita 1996-12-24
5495278 Image forming apparatus including a pulse width modulator Yasuhiro Oda, Kazuhiro Iwaoka 1996-02-27
5416506 Image-forming apparatus Kiyoshi Shigehiro, Toru Teshigawara, Kazuo Terao 1995-05-16
5349374 Color image forming device to prevent color shifting Toru Teshigawara, Toshiaki Sagara 1994-09-20
5308300 Step-type training machine and control method Takashi Chino, Hideo Hata, Masao Ito 1994-05-03
5220357 Image forming method and apparatus Masahiko Kubo, Toshiaki Sagara 1993-06-15
5188969 Monoclonal antibody to human lymphotoxin and use thereof Akira Fujiwara, Shosaku MOTODA, Hiroyasu Suzuki 1993-02-23