Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279653 | Ink composition for ink jet recording | Hiroshi Makishima, Tsunehiko Toyoda, Noriaki Okamura, Hirofumi Yano, Yasutaka Hiromori | 1981-07-21 |
| 4223324 | Liquid ejection system with air humidifying means operative during standby periods | Kiyoshi Yamamori | 1980-09-16 |