Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D568387 | Copying machine | Takamaro Watanabe, Ken-ichi Takahashi, Satoshi Arai | 2008-05-06 |
| D552670 | Copying machine | Takamaro Watanabe, Ken-ichi Takahashi, Satoshi Arai | 2007-10-09 |