Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557386 | Toner recovering device for electrophotographic apparatus and toner recovering filter for said toner recovering device | Shuho Yokokawa, Isao Nakajima, Tsukasa Onose, Hiroshi Ueno | 1996-09-17 |