Issued Patents All Time
Showing 51–75 of 124 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796643 | Ink jet cartridge, ink jet head and printer | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2004-09-28 |
| 6688735 | Ink jet cartridge, ink jet head and printer | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2004-02-10 |
| 6598952 | Liquid jet recording head having controller for controlling temperature distribution | Hiroyuki Ishinaga, Masami Ikeda, Ryoichi Koizumi, Asao Saito, Kenjiro Watanabe +5 more | 2003-07-29 |
| 6565187 | Liquid ejecting head and liquid ejecting apparatus | Manabu Sueoka, Toru Yamane, Junji Yasuda | 2003-05-20 |
| 6505907 | Recording apparatus having abnormality determination based on temperature and average ejection duty cycle | Hiroyuki Ishinaga, Masami Ikeda, Ryoichi Koizumi, Asao Saito, Kenjiro Watanabe +5 more | 2003-01-14 |
| 6499828 | Manufacturing method of ink jet head, ink jet head manufactured by same and ink jet device having ink jet head | Masaru Iketani, Yutaka Koizumi, Toshio Kashino, Haruhiko Terai, Kouichi Omata +3 more | 2002-12-31 |
| 6488365 | Liquid discharging head | Kiyomitsu Kudo, Yutaka Koizumi, Sadayuki Sugama, Kiyomi Aono, Tsutomu Abe +8 more | 2002-12-03 |
| 6474801 | Ink jet cartridge, ink jet head and printer | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2002-11-05 |
| 6435649 | Ink jet recording apparatus | Kazuyoshi Takahashi, Kazuaki Masuda, Yoshiaki Takayanagi, Akio Suzuki, Mitsuru Kurata +7 more | 2002-08-20 |
| 6409300 | Printing head, printing method and apparatus using same, and apparatus and method for correcting said printing head | Yoshiyuki Imanaka, Masaki Inaba, Masami Ikeda, Yutaka Koizumi, Tsuyoshi Orikasa +13 more | 2002-06-25 |
| 6332673 | Liquid container having reinforcing member | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2001-12-25 |
| 6331051 | Ink jet recording head and a method of manufacture therefor | Hiroki Tajima, Yutaka Koizumi, Kiyomi Aono, Tsutomu Abe, Takeshi Okazaki +2 more | 2001-12-18 |
| 6290344 | Vented ink container with internal ink absorber, and ink cartridge having such an ink container | Hideo Saikawa, Toshio Kashino, Akio Saito, Hiroshi Nakagomi, Teruo Arashima +10 more | 2001-09-18 |
| 6286945 | Ink jet cartridge, ink jet head and printer | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2001-09-11 |
| 6250752 | Ink supply device and ink-jet recording head with filter and shaped flow passage | Hiroki Tajima | 2001-06-26 |
| 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 |
| 6217146 | Ink jet recording apparatus | Kazuyoshi Takahashi, Kazuaki Masuda, Yoshiaki Takayanagi, Akio Suzuki, Mitsuru Kurata +7 more | 2001-04-17 |
| 6168254 | Ink jet recording apparatus | Masaki Inaba, Yutaka Koizumi, Tsuyoshi Orikasa, Toshio Kashino, Shuji Koyama +7 more | 2001-01-02 |
| 6155677 | Ink jet recording head, an ink jet unit and an ink jet apparatus using said recording head | Masashi Kitani, Hiroshi Sugitani, Yasuro Kashima, Masanori Takenouchi, Tadanobu Nagami +7 more | 2000-12-05 |
| 6151046 | Recording head unit and recording apparatus using the same | Tsutomu Abe, Tsunenobu Satoi, Masami Ikeda, Seiji Suzuki, Naohito Asai +3 more | 2000-11-21 |
| 6151049 | Liquid discharge head, recovery method and manufacturing method for liquid discharge head, and liquid discharge apparatus using liquid discharge head | Toshio Kashino, Yoshie Asakawa | 2000-11-21 |
| 6151051 | Detachable ink jet unit and ink jet apparatus | Masami Ikeda, Naohito Asai, Tsuyoshi Orikasa, Tsutomu Abe, Eiichiro Shimizu +1 more | 2000-11-21 |
| 6135589 | Ink jet recording head with ejection outlet forming member and urging member for assembling the head, and apparatus with such a head | Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai +11 more | 2000-10-24 |
| 6132036 | Ink tank, production process of ink tank and ink-jet printing apparatus | Tsutomu Abe, Yutaka Koizumi, Kiyomi Aono, Kouichi Omata, Hiroki Tajima | 2000-10-17 |
| 6123420 | Container with negative pressure producing material | Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino | 2000-09-26 |