Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8078187 | Communication relay method and device | Ryuichi Matsukura | 2011-12-13 |
| 8005408 | Developing blade and its manufacturing method | Hiroshi Nakamura, Koji Abe, Katsuhiko Sekine, Junji Tsuboi, Shinji Souma | 2011-08-23 |