Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7248302 | Picture signal processing | Dirk Piepers | 2007-07-24 | $2,839,000 |
| 7212253 | Home entertainment system audio handling | Tom T. J. de Groot, Wilhelmus J. Rosendaal | 2007-05-01 | $2,133,000 |
| D503842 | Grave marker with flag holder | — | 2005-04-05 | |
| 4930120 | Signal distribution network system | Thomas Baxter | 1990-05-29 | |
| 4645989 | Frequency switching circuit for multiple scan rate video display apparatus | — | 1987-02-24 | |
| 4612574 | Oscillator-frequency control interface circuit | — | 1986-09-16 | |
| 4535270 | Resonant degaussing without residual magnetism | Keith Richard Frantz, Bruce G. Marks | 1985-08-13 | $2,936,000 |