Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339292 | Acoustic transducer | Bogdan Cherek, Henry T. Viuhko | 1994-08-16 |
| 5328685 | Clear conditioning composition | Ben Janchitraponvej, Patricia Tung Lee | 1994-07-12 |
| D344682 | Instrument housing | Henry T. Viuhko, Ian F. Norton | 1994-03-01 |