Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9420338 | Apparatus and method for providing power on and power off for a display device | Ali Vassigh, David Westerhoff | 2016-08-16 |
| 9002041 | Method and apparatus for improved acoustic transparency | Steve McGarry, Joy Lyons, Timothy Valentine | 2015-04-07 |
| 4566086 | Information storage system utilizing electrets | — | 1986-01-21 |
| 4512940 | Method and apparatus for the production of electret material | — | 1985-04-23 |
| 4497892 | Method for forming multiple images on a photographic film | — | 1985-02-05 |
| 4221163 | Magnetic hysteresis driven recording element and method | — | 1980-09-09 |