Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885640 | Image reading apparatus | — | 1989-12-05 |
| 4849791 | Waste toner collecting system | Hideaki Hagihara, Takahiro Fukunaga, Kozo Takahashi | 1989-07-18 |
| 4805001 | Magnification converting mechanism for a variable magnification copying apparatus | Tatsushi Hayashi, Ken-ichi Iwamoto | 1989-02-14 |
| 4802439 | Pressure applying mechanism for fixing rollers of a copying apparatus | Yuji Sugimoto, Masaru Tsuji | 1989-02-07 |
| 4803512 | Image forming cartridge for providing uniform corona charging | Mitsuru Ogura, Takeshi Yoshida | 1989-02-07 |
| 4796053 | Magnification converting mechanism for a variable magnification copying apparatus | Hiroshi Nakamura, Tatsushi Hayashi, Ken-ichi Iwamoto, Kenji Okada, Kouichi Matsumoto | 1989-01-03 |