Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067829 | Progressive lens optical design determining system | Trevor Steele, Hugh McLoughlin, James Clyde McCartney, George W. Foster | 2021-07-20 |
| 4788458 | Two wire interface circuit | Roy Y. Kinoshita | 1988-11-29 |
| 4740883 | Universal solid state power controller | — | 1988-04-26 |
| 4705962 | Solid state dc rate of rise controlled switch | Roy Y. Kinoshita, Mark E. Colan | 1987-11-10 |
| 4665355 | Off line capacitor-divider power supply for solid state power controller | Mark E. Colan | 1987-05-12 |
| 4631472 | Isolated low power thyristor gate drive circuit | James K. Brownrigg, Carl Linder | 1986-12-23 |
| 4445183 | Electrical switch | William A. McFall | 1984-04-24 |