Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D592666 | Adapter | Akiya Nakayama | 2009-05-19 |
| 6325646 | Power plug assembly having a plug that is lifted up when plugged into an outlet | Kazuki Uemura, Kazuo Yoneyama | 2001-12-04 |
| 6179633 | AC adapter having rotating plug | — | 2001-01-30 |