Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D623559 | Walking support stick with wheels | Taketo Yamamoto, Yasufumi Ushio, Tsunetaro Ito | 2010-09-14 |
| D260987 | Video tape recorder | Masaaki Furukawa, Noboru Onozaki | 1981-09-29 |
| D259784 | Video tape recorder | Masaaki Furukawa, Noboru Onozaki, Hideo Kondoh | 1981-07-07 |