Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682190 | Ink jet head and apparatus having an air chamber for improving performance | Toshiaki Hirosawa, Yutaka Koizumi, Jiro Moriyama, Mineo Kaneko, Torachika Osada | 1997-10-28 |
| 5646659 | Ink jet recording apparatus, and method with control of ink drops and ink mist | Jiro Moriyama, Yutaka Koizumi, Hisashi Fukushima, Toshiaki Hirosawa, Torachika Osada +2 more | 1997-07-08 |
| 5611461 | Ink container | Torachika Osada | 1997-03-18 |
| 5608437 | Ink container and ink jet recording apparatus using same | Kazuo Iwata, Masanori Takenouchi, Kenjiro Watanabe, Toshihiko Ujita, Torachika Osada +5 more | 1997-03-04 |