Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6276682 | Air hockey game apparatus | Akihisa Yamashita, Kojiro Minami, Eita Kada, Hideki Kotani, Yusuke Fujimoto | 2001-08-21 |
| 6234476 | Air hockey game apparatus | Akihisa Yamashita, Kojiro Minami, Eita Kada, Hideki Kotani, Yusuke Fujimoto | 2001-05-22 |