TA

Tsutomu Abe

Canon: 110 patents #76 of 19,416Top 1%
FI Fujifilm Business Innovation: 23 patents #300 of 5,238Top 6%
Nsk: 8 patents #184 of 1,559Top 15%
AC Asahi Kasei Kogyo Co.: 5 patents #112 of 1,395Top 9%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
AC Alps Alpine Co.: 3 patents #95 of 525Top 20%
SI Sumitomo Electric Device Innovations: 2 patents #69 of 208Top 35%
NC Nippon Seiko Co.: 2 patents #67 of 315Top 25%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
FL Funai Electric Engineering Company Limited: 1 patents #2 of 5Top 40%
KS Komatsu Shisakusho: 1 patents #409 of 885Top 50%
SC Sanyo Special Steel Co.: 1 patents #50 of 109Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Kasai, JP: #3 of 5,842 inventorsTop 1%
Overall (All Time): #5,030 of 4,157,543Top 1%
166
Patents All Time

Issued Patents All Time

Showing 51–75 of 166 patents

Patent #TitleCo-InventorsDate
6332675 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +13 more 2001-12-25
6331051 Ink jet recording head and a method of manufacture therefor Hiroki Tajima, Yutaka Koizumi, Kiyomi Aono, Seiichiro Karita, Takeshi Okazaki +2 more 2001-12-18
6328429 Ink jet recording head and ink jet recording apparatus Hiroki Tajima, Yutaka Koizumi, Kiyomi Aono, Takeshi Okazaki, Kouichi Omata 2001-12-11
6299298 Chambered liquid container having communication path Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2001-10-09
6293661 Ink container Keisuke Matsuo 2001-09-25
6286945 Ink jet cartridge, ink jet head and printer Masahiko Higuma, Masami Ikeda, Naohito Asai, Toshio Kashino, Seiichiro Karita 2001-09-11
6286944 Ink jet unit with cartridge having controlled ink flow Eiichiro Shimizu, Masami Ikeda, Naohito Asai, Toshio Kashino, Masahiko Higuma +2 more 2001-09-11
6257711 Ink filling method and apparatus for ink cartridge Masahiko Higuma, Masami Ikeda, Sadayuki Sugama, Hiroyuki Ishinaga, Toshio Kashino +2 more 2001-07-10
6234599 Substrate having a built-in temperature detecting element, and ink jet apparatus having the same Hiroyuki Ishinaga, Masami Ikeda, Ryoichi Koizumi, Asao Saito, Kenjiro Watanabe +5 more 2001-05-22
6231172 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2001-05-15
D441786 Ink tank for printer Yasuo Kotaki, Masashi Ogawa 2001-05-08
D441396 Ink tank for printer Yasuo Kotaki, Masashi Ogawa, Hitomi Ito 2001-05-01
D441013 Ink tank for ink jet printer Yasuo Kotaki, Masashi Ogawa, Shigeyuki Nakayama 2001-04-24
D440599 Ink tank for printer Yasuo Kotaki, Masashi Ogawa, Hitomi Ito 2001-04-17
6217146 Ink jet recording apparatus Kazuyoshi Takahashi, Kazuaki Masuda, Yoshiaki Takayanagi, Akio Suzuki, Mitsuru Kurata +7 more 2001-04-17
6196655 Ink-jet recording apparatus and recovery process method of the same Shinichi Hirasawa, Koichi Sato, Koji Terasawa, Akira Miyakawa, Yoshifumi Hattori 2001-03-06
D436990 Ink tank for ink jet printer Yasuo Kotaki, Masashi Ogawa, Shigeyuki Nakayama 2001-01-30
6179416 Exchangeable ink cartridge Masami Ikeda, Sadayuki Sugama, Toshio Kashino, Masahiko Higuma, Takeshi Okazaki +1 more 2001-01-30
6179415 Ink tank cartridge Takeshi Okazaki, Masami Ikeda, Toshio Kashino, Masahiko Higuma, Hiroki Tajima +2 more 2001-01-30
D436619 Ink tank for ink jet printer Yasuo Kotaki, Masashi Ogawa, Shigeyuki Nakayama 2001-01-23
D436618 Ink tank for printer Yasuo Kotaki, Masashi Ogawa, Hitomi Ito 2001-01-23
D436125 Ink tank for printer Yasuo Kotaki, Masashi Ogawa 2001-01-09
D435861 Ink tank for printer Yasuo Kotaki, Masashi Ogawa 2001-01-02
6164769 Replaceable ink cartridge and seal structure thereof Genji Inada, Masami Ikeda, Hiroyuki Ishinaga, Masahiko Higuma, Yoichi Taneya 2000-12-26
6151046 Recording head unit and recording apparatus using the same Tsunenobu Satoi, Masami Ikeda, Seiji Suzuki, Naohito Asai, Tsuyoshi Orikasa +3 more 2000-11-21