Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689376 | Two element optical system, a camera using it and method of making the camera | — | 1997-11-18 |
| 5627684 | Method of manufacturing a lens system insensitive to aspheric decentering and a lens system manufactured thereby | — | 1997-05-06 |
| 5604639 | Two-element optical system and camera and method of making a camera | Joseph Bietry | 1997-02-18 |