Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5537175 | Camera adaption for self photography | Naoki Kamaya, Kazuo Yamakawa, Yoshiyuki Umehara, Hiroshi Mamiya | 1996-07-16 |
| 4559501 | Signal translating circuit | Yukihiko Machida | 1985-12-17 |