Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6697584 | Image formation apparatus and tone quality improving method of image formation apparatus | Motohisa Hirono | 2004-02-24 |
| 6466752 | Method of improving sound quality and image formation apparatus | — | 2002-10-15 |
| 5014091 | Paper jogging and aligning apparatus with stapling capabilities for a copying machine | Tadao Koike, Koichi Noguchi, Hiroshi Takahashi | 1991-05-07 |
| 4954849 | Copying apparatus operable in a two-side copy mode | Tadao Koike, Koichi Noguchi, Hiroshi Takahashi | 1990-09-04 |
| 4660401 | Apparatus for producing bearings in the form of press worked bush | Masayuki Kohama, Tatsuro Wakabayashi | 1987-04-28 |