Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920220 | Pre-zero crossing signal generator for sinusoidal voltages with DC offsets such as telephone ring voltages | — | 2005-07-19 |
| 6707690 | Power converter employing switched split transformer primary | — | 2004-03-16 |
| 5835369 | Power factor and crest factor circuit | — | 1998-11-10 |
| 5081546 | Vehicle exterior mirror | — | 1992-01-14 |
| 4284854 | Universal signal generator for generating telephone system high level signals | Richard G. Hayward, Robert C. Dittburner | 1981-08-18 |
| 4250767 | Remotely controlled rearview mirror assembly | — | 1981-02-17 |