Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952962 | Automatic focusing device | Noboru Suzuki | 1990-08-28 |
| 4905034 | Automatic focusing projector | Yasuyuki Tejima, Akihiro Arai, Hideaki Yuda, Saburoh Sugawara | 1990-02-27 |
| 4868592 | Automatic focusing device | Noboru Suzuki | 1989-09-19 |