Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 5329304 | Remaining ink detecting device and ink jet head cartridge | Ryoichi Koizumi | 1994-07-12 |
| 5280299 | Ink filling method for ink jet recording apparatus | Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more | 1994-01-18 |