Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472699 | Photoelectric transducer and manufacturing method of the same | Iwao Sugiyama | 2002-10-29 |
| 6343201 | Developing apparatus comprising developing roller that is rotated upward from below in developing area and image forming apparatus using the same | Minoru Wada, Tetsumaru Fujita, Ichiro Demizu, Eiji Gyotoku, Akihiro Kawasaki +1 more | 2002-01-29 |