Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5828768 | Multimedia personal computer with active noise reduction and piezo speakers | Graham P. Eatwell, Stephen Hildebrand, William Kokonaski, James W. Hiney | 1998-10-27 |
| 5692053 | Active acoustic transmission loss box | Christopher R. Fuller, Stephen Hildebrand | 1997-11-25 |
| 5627746 | Low cost controller | Eldon W. Ziegler, Jr., Dexter Smith | 1997-05-06 |
| 5268912 | Harmonic light source capable of being optically modulated and optical information processing apparatus employing the same | Kimio Tatsuno, Tsuyoshi Toda | 1993-12-07 |