Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781769 | Small-sized three-unit zoom lens | — | 2004-08-24 |
| 6701072 | Three-lens-unit zoom optical system | Eiji Shirota | 2004-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781769 | Small-sized three-unit zoom lens | — | 2004-08-24 |
| 6701072 | Three-lens-unit zoom optical system | Eiji Shirota | 2004-03-02 |