Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5451992 | Ink jet head having an improved ink discharge surface and ink jet apparatus equipped with the head | Shigeo Toganoh, Takashi Watanabe, Akira Goto, Motoaki Sato | 1995-09-19 |
| 5436650 | Ink jet recording head, process for producing the head and ink jet recording apparatus | Junichi Kobayashi, Masatsune Kobayashi, Ryuichi Arai, Akio Kashiwazaki | 1995-07-25 |
| 5334999 | Device for preparing ink jet recording head with channels containing energy generating elements | Akio Kashiwazaki, Masatsune Kobayashi, Ryuichi Arai, Junichi Kobayashi | 1994-08-02 |
| 5150132 | Material containing a cured substance for use with a liquid ejection recording head and apparatus | Masako Shimomura, Hiromichi Noguchi | 1992-09-22 |
| 5148193 | Method for surface treatment of ink jet recording head | Tadayoshi Inamoto, Haruo Uehara, Hiromichi Noguchi, Eiko Moriyama | 1992-09-15 |
| 4689640 | Recording implement and ink jet recording device equipped with the same | — | 1987-08-25 |