Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734620 | Resonant degaussing apparatus | — | 1988-03-29 |
| 4634940 | Sine wave deflection circuit for bidirectional scanning of a cathode ray tube | Willem H. Groeneweg | 1987-01-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734620 | Resonant degaussing apparatus | — | 1988-03-29 |
| 4634940 | Sine wave deflection circuit for bidirectional scanning of a cathode ray tube | Willem H. Groeneweg | 1987-01-06 |