Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5596394 | Charging apparatus for charging a photo-sensitive member by magnetically holding magnetic particles in a charging zone | Yasuo Nishiguchi, Susumu Kikuchi, Ryushi Imoo, Sigeki Tsukahara | 1997-01-21 |