Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433938 | Zoom lens system | — | 2002-08-13 |
| 6433940 | Zoom optical system | Masashi Hankawa, Masaru Morooka | 2002-08-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433938 | Zoom lens system | — | 2002-08-13 |
| 6433940 | Zoom optical system | Masashi Hankawa, Masaru Morooka | 2002-08-13 |