Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841422 | Heat-dissipating light fixture for use with tungsten-halogen lamps | — | 1989-06-20 |
| 4780799 | Heat-dissipating light fixture for use with tungsten-halogen lamps | — | 1988-10-25 |
| D297671 | Spotlight | — | 1988-09-13 |
| 4441177 | Stylus protection mechanism | Joseph D. Kehl | 1984-04-03 |
| 4194744 | Phonograph pick-up transducer using a one-piece bearing and inertial damper fabricated from different materials | Frank J. Karlov, Lawrence R. Happ | 1980-03-25 |