Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587279 | Projection zoom lens system and projector | Akira Sawamoto | 2003-07-01 |
| 6075653 | Projecting zoom lens system and projector apparatus | Yoshinobu Asakura | 2000-06-13 |
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587279 | Projection zoom lens system and projector | Akira Sawamoto | 2003-07-01 |
| 6075653 | Projecting zoom lens system and projector apparatus | Yoshinobu Asakura | 2000-06-13 |