SS

Sadayuki Sugama

Canon: 113 patents #70 of 19,416Top 1%
OC Oji Paper Co.: 1 patents #173 of 423Top 45%
📍 Tsukuba, JP: #3 of 2,818 inventorsTop 1%
Overall (All Time): #11,337 of 4,157,543Top 1%
113
Patents All Time

Issued Patents All Time

Showing 101–113 of 113 patents

Patent #TitleCo-InventorsDate
6012808 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Naohito Asai, Hiromitsu Hirabayashi, Tsutomu Abe +10 more 2000-01-11
5975330 Liquid accommodating container providing negative pressure, manufacturing method for the same, ink jet cartridge having the container and ink jet recording head as a unit, and ink jet recording apparatus Toshiaki Sasaki, Hideo Okada 1999-11-02
5841448 Substrate for ink-jet head, having an optical element ink-jet head, and ink-jet apparatus Jiro Moriyama, Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi, Yuji Akiyama +2 more 1998-11-24
5831652 Member and method for protecting ink tank Jun Hinami, Hirofumi Okuhara 1998-11-03
5798778 Ink jet head having an ink discharging outlet face and ink jet apparatus provided with said ink jet head Makiko Kimura, Hiroshi Sugitani, Hiroyuki Ishinaga 1998-08-25
5790157 Ink filling method and apparatus for ink cartridge Masahiko Higuma, Masami Ikeda, Tsutomu Abe, Hiroyuki Ishinaga, Toshio Kashino +2 more 1998-08-04
5781213 Liquid storing container having filter interface for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Kenjiro Watanabe, Torachika Osada +6 more 1998-07-14
5742311 Replaceable ink cartridge Noribumi Koitabashi, Masami Ikeda, Naohito Asai, Hiromitsu Hirabayashi, Tsutomu Abe +10 more 1998-04-21
5704019 Resolution conversion method and apparatus Yuji Akiyama, Kazuhiko Morimura, Masashi Matsumoto, Masashi Kamada, Takayuki Ninomiya 1997-12-30
5619237 Replaceable ink tank Hiroyuki Inoue, Soichi Hiramatsu, Hideki Yamaguchi, Toshihiko Ujita, Akihiro Yamanaka +7 more 1997-04-08
5589862 Liquid storing container for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Kenjiro Watanabe, Torachika Osada +6 more 1996-12-31
5583549 Liquid storing container for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Kenjiro Watanabe, Torachika Osada +6 more 1996-12-10
5509140 Replaceable ink cartridge Noribumi Koitabashi, Masami Ikeda, Naohito Asai, Hiromitsu Hirabayashi, Tsutomu Abe +10 more 1996-04-16