Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937470 | Driver circuit for power transistors | — | 1990-06-26 |
| 4717863 | Frequency modulation ballast circuit | — | 1988-01-05 |
| 4533925 | Ink jet printer with non-uniform rectangular pattern of print positions | Sherman H. Tsao | 1985-08-06 |
| 4439776 | Ink jet charge electrode protection circuit | — | 1984-03-27 |