Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319815 | Prism view finder for reflex cameras with built-in exposure meter | — | 1982-03-16 |
| 4319816 | Prism viewfinder for reflex cameras with built-in light meter | — | 1982-03-16 |
| 4226518 | Photographic camera having long focal length objective | — | 1980-10-07 |
| 4213686 | Closeup focusing mechanism for an objective of long focal length | — | 1980-07-22 |