TY

Takayuki Yamashita

FI Fujifilm Business Innovation: 53 patents #4 of 1,659Top 1%
Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
NK Nippon Hoso Kyokai: 2 patents #182 of 703Top 30%
SC Sanken Electric Co.: 1 patents #175 of 315Top 60%
DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 1 patents #104 of 393Top 30%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
Overall (All Time): #27,527 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 51–72 of 72 patents

Patent #TitleCo-InventorsDate
7074540 Image forming apparatus Katsumi Nukada, Kazuhiro Koseki, Wataru Yamada, Masahiro Iwasaki, Takahiro Suzuki +4 more 2006-07-11
6876371 Image forming apparatus Takahiro Suzuki, Taketoshi Hoshizaki, Katsumi Nukada, Mitsuhide Nakamura, Kazuhiro Koseki +2 more 2005-04-05
6577836 Image-forming apparatus and fixing unit with heat circulator for high heat exchange efficiency Tsukasa Matsuda, Tetsuo Yamada 2003-06-10
6434181 Gas laser oscillator Hiroyuki Hayashikawa, Satoshi Eguchi 2002-08-13
6337869 Gas laser oscillator Hiroyuki Hayashikawa, Satoshi Eguchi 2002-01-08
6331995 Gas laser oscillator Hiroyuki Hayashikawa, Satoshi Eguchi 2001-12-18
6327295 Gas laser oscillator Hiroyuki Hayashikawa, Satoshi Eguchi 2001-12-04
6266352 Laser oscillation apparatus Satoshi Eguchi, Hiroyuki Hayashikawa 2001-07-24
6249535 Gas laser oscillator Hiroyuki Hayashikawa, Satoshi Eguchi 2001-06-19
6226487 Transfer and fixing device having specific nip ratio Tsukasa Matsuda, Yuichi Fukuda, Tetsuo Yamada 2001-05-01
6078604 Laser oscillation apparatus Satoshi Eguchi, Hiroyuki Hayashikawa 2000-06-20
6057074 Method of forming an image and a recording medium used therefor Tsukasa Matsuda, Yasuhiro Toda, Yuichi Fukuda, Tetsuo Yamada 2000-05-02
6042985 Image forming method and recording medium used therefor Tsukasa Matsuda, Yuichi Fukuda, Tetuso Yamada 2000-03-28
6021151 Laser oscillation apparatus Satoshi Eguchi, Hiroyuki Hayashikawa 2000-02-01
5933694 Image forming method and image forming apparatus for simultaneously transfer-fixing a toner image without creating creases Tsukasa Matsuda, Yuichi Fukuda, Tetsuo Yamada, Yoshihisa Kitano, Kazuhiko Arai 1999-08-03
5890044 Image forming apparatus for simultaneous transfer and fixing of images Tsukasa Matsuda, Yuichi Fukuda, Tetsuo Yamada 1999-03-30
5850412 Laser generator Satoshi Eguchi, Hiroyuki Hayashikawa 1998-12-15
5835830 Image forming apparatus Yuichi Fukuda, Tsukasa Matsuda, Tatsuo Okuno, Kazuhiko Arai 1998-11-10
5825795 Gas laser oscillator apparatus Hiroyuki Hayashikawa, Satoshi Eguchi 1998-10-20
5764378 Image forming apparatus Yasuhiro Oda, Kazuhiko Arai, Kazuhiro Iwaoka, Masayo Higashimura, Masahiko Kubo 1998-06-09
5587772 Image forming apparatus having image signal discrimination device Kazuhiko Arai, Yasuhiro Oda, Masahiko Kubo, Masayo Higashimura, Kazuhiro Iwaoka 1996-12-24
4929430 Process for preparation of uranium tetrafluoride Keiichiro Otomura, Setsuo Kanemitsu, Shigetoshi Nakabayashi, Hideo Miki 1990-05-29