Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6035159 | Process cartridge with axially shiftable drive coupling | Jun Azuma, Takashi Goto, Shigeo Murayama | 2000-03-07 |
| 5994611 | Method of incinerating plastic products containing ferric oxide hydroxide particles | Masaharu Nishihara, Suminori Tanaka, Nanao Horiishi, Satoru Saito, Naruo Yokoyama +2 more | 1999-11-30 |
| 5900313 | Plastic formed product containing specific particles of ferric oxide hydroxide or iron oxide | Masaharu Nishihara, Suminori Tanaka, Nanao Horiishi, Satoru Saito, Naruo Yokoyama +2 more | 1999-05-04 |
| 5125047 | Original-reading device with a movable reading unit | Yoshio Ito, Junichi Sata | 1992-06-23 |
| 4843480 | Image reading apparatus for removing disturbances in output images | Satoshi Shimizu | 1989-06-27 |
| 4677495 | Original reading apparatus | Yoshio Ito | 1987-06-30 |