YK

Yasuo Kotaki

Canon: 195 patents #10 of 19,416Top 1%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,406 of 4,157,543Top 1%
199
Patents All Time

Issued Patents All Time

Showing 151–175 of 199 patents

Patent #TitleCo-InventorsDate
D435861 Ink tank for printer Masashi Ogawa, Tsutomu Abe 2001-01-02
6145975 Method of mounting an exchangeable ink container Masanori Takenouchi, Hideo Saikawa, Minoru Nozawa, Osamu Sato, Toshihiko Ujita +4 more 2000-11-14
6116722 Ink jet ink refilling method and apparatus Osamu Sato, Masanori Takenouchi, Sadayuki Sugama, Hiroyuki Inoue, Takayoshi Tsutsumi 2000-09-12
D430601 Ink tank for printer Masashi Ogawa, Tsutomu Abe 2000-09-05
D430602 Ink tank for printer Masashi Ogawa, Tsutomu Abe 2000-09-05
D430202 Ink tank for printer Masashi Ogawa, Tsutomu Abe 2000-08-29
6070974 Ink jet unit for a detachably mountable ink container Masanori Takenouchi, Hideo Saikawa, Minoru Nozawa, Osamu Sato, Toshihiko Ujita +4 more 2000-06-06
5988804 Ink jet head cartridge and ink jet apparatus having same Kouji Yamakawa, Keiichiro Tsukuda 1999-11-23
5929885 Ink consumption detection using a photosensor with a light-transmissive ink container Kazuhiro Nakajima, Masanori Takenouchi 1999-07-27
5852457 Ink container cartridge Masanori Takenouchi, Hideo Saikawa, Hisashi Yamamoto, Yuji Hamasaki 1998-12-22
5815184 Ink container having plural porous members for storing ink and ink jet apparatus having said ink container Toshihiko Ujita, Hiroshi Sugitani, Tsuyoshi Orikasa, Osamu Sato, Masahiko Higuma +1 more 1998-09-29
5805188 Chambered liquid container with absorbing material and recording head and apparatus using same Kazuhiro Nakajima 1998-09-08
5781213 Liquid storing container having filter interface for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more 1998-07-14
D395445 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1998-06-23
5742310 Ink jet printer and an ink storing member mounted on the printer 1998-04-21
5724078 Ink jet apparatus with control of recording head cleaning 1998-03-03
5619237 Replaceable ink tank Hiroyuki Inoue, Sadayuki Sugama, Soichi Hiramatsu, Hideki Yamaguchi, Toshihiko Ujita +7 more 1997-04-08
5619239 Replaceable ink tank Masanori Takenouchi, Hideo Saikawa, Minoru Nozawa, Osamu Sato, Toshihiko Ujita +4 more 1997-04-08
D378758 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1997-04-08
5608437 Ink container and ink jet recording apparatus using same Kazuo Iwata, Masanori Takenouchi, Kenjiro Watanabe, Toshihiko Ujita, Torachika Osada +5 more 1997-03-04
D377371 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1997-01-14
5589862 Liquid storing container for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more 1996-12-31
5583549 Liquid storing container for recording apparatus Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more 1996-12-10
D376174 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1996-12-03
D376173 Ink tank for printer Hiroyuki Tokuda, Masanori Takenouchi, Yuji Hamasaki 1996-12-03