Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325233 | Zoom lens utilizing inner focus system | Masahiro Nakatsuji | 1994-06-28 |
| 5321553 | Zoom lens | Toshiro Ishiyama | 1994-06-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325233 | Zoom lens utilizing inner focus system | Masahiro Nakatsuji | 1994-06-28 |
| 5321553 | Zoom lens | Toshiro Ishiyama | 1994-06-14 |