Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7800790 | Document reading unit with easily removable document contact glass, and scanner and image forming apparatus using the same | Masayuki Kageyama | 2010-09-21 |
| 7595913 | Original reading unit, image forming apparatus and image scanner | — | 2009-09-29 |
| 7168351 | High-speed cutting process for generating desired curved surface on workpiece | Toshiro Morikawa, Masahiro Minohara, Kouki Shingai | 2007-01-30 |