Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152322 | Toner supply roller | Masayuki Nakashima, Toru Nishino, Ikuo Nishiyama | 2006-12-26 |
| 6776745 | Toner supply roller | Masayuki Nakashima, Toru Nishino, Ikuo Nishiyama | 2004-08-17 |