Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682362 | Track accessing method and apparatus using coarse and fine driving control in collaborating of fashion | Hidefumi Ishibashi, Takaharu Shigeta, Katsumi Yamada | 1997-10-28 |
| 5634179 | Charging device and image forming apparatus containing the charging device | Yoshio Umeda, Teruyuki Naka, Toshiki Yamamura, Junichi Nawama | 1997-05-27 |