Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4701766 | Method of making an ink jet head involving in-situ formation of an orifice plate | Hiroshi Sugitani, Masakazu Ozawa, Hiroto Matsuda, Masami Ikeda | 1987-10-20 |
| 4646105 | Liquid jet recording method | Tokio Matsumoto, Seiichi Aoki, Hiroto Matsuda, Masami Ikeda, Asao Saito | 1987-02-24 |
| 4628332 | Ink printhead with holder mount | — | 1986-12-09 |
| 4539569 | Ink jet recording apparatus | Takashi Watanabe, Masakazu Ozawa, Yutaka Koizumi | 1985-09-03 |
| 4536777 | Liquid jet recording apparatus | — | 1985-08-20 |
| 4450455 | Ink jet head | Hiroshi Sugitani, Masakazu Ozawa, Hiroto Matsuda, Masami Ikeda | 1984-05-22 |