Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874159 | Paper feed device and paper cassette therefor | Mikihiko Maeno, Yoshiharu Momiyama, Hisao Ono, Katsumasa Takahata, Kazuyuki Ozono +2 more | 1989-10-17 |
| 4867712 | Connector | Tetsuo Kato, Tadahiro Sueyoshi, Masanori Tsuji | 1989-09-19 |
| 4830527 | Printer with improved pinch roller actuating mechanism | Hiroshi Kikuchi, Shyoichi Watanabe | 1989-05-16 |
| 4818351 | Method for the surface treatment of an iron or iron alloy article | Tohru Arai, Hironori Fujita, Yoshihiko Sugimoto, Shigeo Moriyama, Akira Sato | 1989-04-04 |
| 4804445 | Method for the surface treatment of an iron or iron alloy article | Shigeo Moriyama, Akira Sato, Tohru Arai, Hironori Fujita, Yoshihiko Sugimoto | 1989-02-14 |