Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7183713 | Auxiliary coil driver circuit for a cathode ray tube | James A. Wilber | 2007-02-27 |
| 5953080 | Standby circuit for a television | Kenneth Jay Helfrich | 1999-09-14 |
| 5486866 | Oscillator free run frequency setting by data bus control | Kenneth Jay Helfrich, Kevin E. McClain, Brian Lee | 1996-01-23 |
| 5473386 | video display device employing two SYNC generators | Kenneth Jay Helfrich | 1995-12-05 |
| 5355058 | Horizontal deflection waveform correction circuit | David Ross Jackson | 1994-10-11 |
| 5323092 | Deflection waveform correction circuit | Kenneth Jay Helfrich, David Ross Jackson | 1994-06-21 |