Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7573800 | Optical pickup and optical disk apparatus | Masaharu Fukakusa, Mitsuhiro Matsumoto, Jiro Mimasa, Hiroshi Tanigawa, Hiroshi Kamei +3 more | 2009-08-11 |
| 5671467 | Color image-forming apparatus adapted to stabilize contact between endless belt-like photosensitive medium and developing roller | Yoshikazu Katsumata, Yoshihiro Mizoguchi, Yoshiaki Ijima, Makoto Kamioka, Yoshinori Ejima +2 more | 1997-09-23 |