TU

Toshihiko Ujita

Canon: 115 patents #66 of 19,416Top 1%
Overall (All Time): #10,725 of 4,157,543Top 1%
116
Patents All Time

Issued Patents All Time

Showing 76–100 of 116 patents

Patent #TitleCo-InventorsDate
D377046 Ink cartridge for printer Naoki Tashiro, Teruo Arashima, Yuji Hamasaki, Hisashi Yamamoto, Wataru Takahashi 1996-12-31
5589862 Liquid storing container for recording apparatus Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe, Torachika Osada +6 more 1996-12-31
5583549 Liquid storing container for recording apparatus Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe, Torachika Osada +6 more 1996-12-10
D376175 Ink cartridge for printer Naoki Tashiro, Teruo Arashima, Yuji Hamasaki, Hisashi Yamamoto, Wataru Takahashi 1996-12-03
5567373 Method and apparatus for manufacturing a liquid container having plural porous members Osamu Sato, Hiroshi Sugitani, Tsuyoshi Orikasa, Masahiko Higuma, Yasuo Kotaki +1 more 1996-10-22
D371804 Combined ink tank holder and printing head for printer Yasuo Kotaki, Yuji Hamasaki, Hideo Saikawa, Minoru Nozawa, Hiroyuki Tokuda +4 more 1996-07-16
5506611 Replaceable ink cartridge having surface wiring resistance pattern Haruyuki Matsumoto, Keiichi Murai, Kenichiro Hashimoto, Hideki Yamaguchi, Takashi Nojima +4 more 1996-04-09
5500665 Ink container and ink jet recording apparatus using same Haruyuki Matsumoto 1996-03-19
5500663 Recording ink container with an air vent valve Kazuhiro Nakajima, Yohei Sato, Shuichi Murakami 1996-03-19
D365119 Ink cartridge for printer Keiichiro Tsukuda, Kayomi Sato, Masanori Takenouchi 1995-12-12
D363736 Ink cartridge for printer Keiichiro Tsukuda, Kayomi Sato, Masanori Takenouchi 1995-10-31
5430471 Liquid container, recording head using same and recording apparatus using same Kazuhiro Nakajima, Yasuo Kotaki, Masanori Takenouchi, Torachika Osada, Hidemi Kubota +2 more 1995-07-04
5400066 Ink tank cartridge that prevents leakage of residual ink and ink jet recording apparatus using same Haruyuki Matsumoto 1995-03-21
D356332 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-03-14
D355929 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-02-28
D355212 Printing head for printer Hidemi Kubota, Torachika Osada, Kenjiro Watanabe, Kayomi Sato 1995-02-07
D355211 Printing head for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-02-07
D355210 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-02-07
D355213 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-02-07
D355215 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1995-02-07
5381172 Ink jet head cartridge, ink tank cartridge using degradeable plastic as part of construction or package thereof and ink jet apparatus having fitting part for the cartridges Hirotaka Kozawa 1995-01-10
D352061 Printing head for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1994-11-01
D352059 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1994-11-01
D352058 Printing head body for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Koji Yamakawa, Kazuhiro Nakajima +4 more 1994-11-01
D351855 Ink cartridge for printer Hidemi Kubota, Kenjiro Watanabe, Torachika Osada, Kayomi Sato 1994-10-25