Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653720 | Semiconductor electronic parts | — | 2003-11-25 |
| 6604377 | Electric refrigerator | Katsumi Watanabe, Masataka Eto, Susumu Oagu, Shinjiro Asakura, Kentaro Shiozaki +2 more | 2003-08-12 |