Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4596449 | Zoom lens apparatus | Hiroshi Iwata, Toshitsugu Kashihara, Nobuo Yamashita | 1986-06-24 |
| 4585313 | Lens drive device and optical lens assembly utilizing the same | Hiroshi Iwata, Toshitsugu Kashihara, Nobuo Yamashita | 1986-04-29 |