Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742407 | Tape threading device | David E. Smith, Joseph A. Fryberger | 1988-05-03 |
| 4717090 | Device for restoring and removing a tape leader block to and from a tape cassette | David E. Smith | 1988-01-05 |
| 4709873 | Device for positioning a tape threader pin in a take-up reel | David E. Smith, Joseph A. Fryberger | 1987-12-01 |
| 4586095 | Fail-safe locking mechanism for tape cartridge drive with movable read/write head | — | 1986-04-29 |
| 4559571 | Tape cartridge drive with movable read/write head | Eric S. Stevens | 1985-12-17 |
| 4556923 | Tape cartridge drive with cartridge door opening mechanism | — | 1985-12-03 |