Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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, Takashi Ohba, Jun Kawai, Tsutomu Abe +11 more | 2000-10-24 |
| 6113223 | Ink jet recording head with ink chamber having slanted surfaces to aid bubble removal | Shigeaki Tanaka, Nobuyuki Kuwabara, Akira Goto, Takashi Watanabe, Masaaki Izumida +18 more | 2000-09-05 |
| 6097411 | Ink jet apparatus, ink jet cartridge and ink jet head having a construction which improves ink jet head integrity | Kazuaki Masuda, Tsutomu Abe | 2000-08-01 |
| 6059400 | Ink jet apparatus | Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Yoshifumi Hattori +9 more | 2000-05-09 |
| 6022096 | Color recording apparatus and method | Shinichi Hirasawa, Kenichirou Hashimoto | 2000-02-08 |
| 6022100 | Liquid jet recording head having internal structure for controlling droplet ejection and ink flow | Masanori Takenouchi, Shinichi Hirasawa, Hiroto Takahashi, Toshiharu Inui, Kazuhiro Nakajima +1 more | 2000-02-08 |
| 5953023 | Ink jet head and ink jet apparatus provided with said ink jet head | Akihiko Shimomura, Shigeo Toganoh, Kenji Aono | 1999-09-14 |
| 5930895 | Process for producing an ink jet recording head | Tsuyoshi Orikasa, Fumio Ichikawa, Kazuaki Masuda, Takashi Watanabe, Osamu Sato +1 more | 1999-08-03 |
| 5657539 | Process for producing an ink jet recording head | Tsuyoshi Orikasa, Fumio Ichikawa, Kazuaki Masuda, Takashi Watanabe, Osamu Sato +1 more | 1997-08-19 |
| 5650805 | Ink jet head and ink jet apparatus employing the same | Akihiko Shimomura, Shigeo Toganoh, Kazuaki Masuda, Masanori Takenouchi, Masahiko Higuma +3 more | 1997-07-22 |
| 5508725 | Ink jet head having trapezoidal ink passages, ink cartridge and recording apparatus with same | Akira Goto, Kazuaki Masuda, Takashi Watanabe, Nobuyuki Kuwabara, Shigeaki Tanaka +9 more | 1996-04-16 |
| 5485184 | Ink jet recording head and ink jet apparatus having same | Hiroshi Nakagomi, Teruo Arashima, Takashi Ohba, Jun Kawai, Tsutomu Abe +11 more | 1996-01-16 |
| 5436649 | Ink jet recording head having constituent members clamped together | Hiroshi Nakagomi, Teruo Arashima, Takashi Ohba, Jun Kawai, Tsutomu Abe +11 more | 1995-07-25 |
| 5419697 | Precision injection-molding metal mold | Keiichi Hirano, Teruo Saito | 1995-05-30 |
| 5389957 | Ink jet head with contoured outlet surface | Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Yoshifumi Hattori +9 more | 1995-02-14 |
| 5371528 | Liquid jet head with nonlinear liquid passages having a diverging portion | Masaaki Izumida, Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara +9 more | 1994-12-06 |
| 5216446 | Ink jet head, ink jet cartridge using said head and ink jet recording apparatus using said cartridge | Tsunenobu Satoi, Seiichiro Karita, Hiroshi Nakagomi | 1993-06-01 |
| 5148192 | Liquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having same | Masaaki Izumida, Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara +9 more | 1992-09-15 |
| 5095321 | Liquid jet recording head joined by a biasing member | Akio Saito, Makiko Kimura, Tsutomu Abe, Hiroshi Nakagomi, Takashi Watanabe +2 more | 1992-03-10 |
| 4980016 | Process for producing electric circuit board | Naoko Tada | 1990-12-25 |