Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6297872 | Image forming apparatus | Yoshiaki Yamanaka | 2001-10-02 |
| 6034315 | Signal processing apparatus and method and information recording apparatus | Yoshihiko Takenaka | 2000-03-07 |