Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6081670 | Depth-of-field indicator for a camera | Jon A. Holmes, Trygve D. Peterson | 2000-06-27 |
| 4343025 | Transducer arm assembly for floppy disk | Leonard E. Kronfeld, Thomas Winkler | 1982-08-03 |
| 4309732 | Transducer supporting assembly for double sided floppy disk | Leonard E. Kronfeld | 1982-01-05 |