Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4662735 | Plastic lens elements supporting structure | Toshihiko Karasaki, Hiroshi Ueda, Katsuhiko Akagi | 1987-05-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4662735 | Plastic lens elements supporting structure | Toshihiko Karasaki, Hiroshi Ueda, Katsuhiko Akagi | 1987-05-05 |