Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522485 | Method for adjusting focus or tracking detection unit, and optical disc device | Katsuya Watanabe | 2009-04-21 |
| 6189173 | Device for removing a substance deposited on a sheet | Masatoshi Saito, Hisao Watanabe | 2001-02-20 |
| 6143091 | Method for removing a substance deposited on a sheet | Masatoshi Saito, Hisao Watanabe | 2000-11-07 |
| 5855734 | Device for removing a substance deposited on a sheet | Masatoshi Saito, Hisao Watanabe | 1999-01-05 |
| 5813344 | Method and apparatus for removing image forming substance from image holding member | Masatoshi Saitoh, Yasuhiro Takahashi, Shigeru Fujita | 1998-09-29 |
| 5735009 | Device for removing a substance deposited on a sheet | Masatoshi Saito, Hisao Watanabe | 1998-04-07 |
| 5534063 | Apparatus for removing image forming substance from sheet and sheet processing apparatus | Iwao Takahashi, Masatoshi Saito, Shigeru Fujita, Hisao Watanabe, Taro Terashi +4 more | 1996-07-09 |