KT

Koichi Toba

SE Seiko Epson: 40 patents #305 of 7,774Top 4%
RE Renesas Electronics: 21 patents #93 of 4,529Top 3%
RT Renesas Technology: 6 patents #492 of 3,337Top 15%
Overall (All Time): #31,796 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 51–67 of 67 patents

Patent #TitleCo-InventorsDate
6902262 Laminated ink jet recording head Yuji Tanaka, Koji Watanabe, Tomoaki Abe, Takayuki Ishii, Naomi Shirakawa +4 more 2005-06-07
6899417 Ink cartridge for use in an ink jet recording apparatus Satoshi Shinada, Minoru Usui, Takahiro Naka, Hisashi Koike, Tomio Yokoyama +4 more 2005-05-31
6893117 Laminated ink jet recording head Yuji Tanaka, Koji Watanabe, Tomoaki Abe, Takayuki Ishii, Naomi Shirakawa +4 more 2005-05-17
6886927 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Takahiro Naka, Minoru Usui +2 more 2005-05-03
6796642 Ink cartridge and its manufacturing method Satoshi Shinada 2004-09-28
6786581 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Takahiro Naka, Minoru Usui +2 more 2004-09-07
6634738 Ink cartridge for ink-jet printing apparatus Satoshi Shinada, Minoru Usui, Takahiro Naka, Takeo Seino 2003-10-21
6554412 Ink cartridge, ink jet recorder, and method of mounting ink cartridge Takeo Seino, Takahiro Naka, Satoshi Shinada, Hisashi Koike, Yasuhiko Kamijo +1 more 2003-04-29
6502929 Laminated ink jet recording head having a plurality of actuator units Yuji Tanaka, Koji Watanabe, Tomoaki Abe, Takayuki Ishii, Naomi Shirakawa +4 more 2003-01-07
6467873 Ink jet recording apparatus Norihiro Maruyama, Nobuhito Takahashi 2002-10-22
D455780 Ink cartridge for printer Takeo Seino, Satoshi Shinada 2002-04-16
D454908 Ink cartridge for printer Takeo Seino, Satoshi Shinada 2002-03-26
D454363 Ink cartridge for printer Takeo Seino, Satoshi Shinada 2002-03-12
D454364 Ink cartridge for printer Takeo Seino, Satoshi Shinada 2002-03-12
6158840 Ink jet recording apparatus Atsushi Kobayashi, Kazuhiko Hara 2000-12-12
6024432 Ink-jet recording apparatus Yoshiharu Aruga, Kazunaga Suzuki 2000-02-15
4945381 Image forming apparatus Kiyohiro Yamagata, Nobumasa Abe, Atsushi Kobayashi, Koji Watanabe 1990-07-31