Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8661680 | Method for manufacturing electrophotographic elastic roller | Akihiro Suzuki | 2014-03-04 |
| 5162905 | Automatic commercial message recognition and monitoring device | Yosikazu Itoh, Tadayuki Aoyama | 1992-11-10 |