Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690124 | Dynamic focus amplifier output with step-up autotransformer | Robert Gries | 2004-02-10 |
| 6580232 | Dynamic focus voltage amplitude controller | Robert Gries, James A. Wilber, William Benjamin Aaron | 2003-06-17 |
| 6268706 | Horizontal parallelogram correction combined with horizontal centering | Walter Truskalo | 2001-07-31 |
| 6252361 | High-voltage power supply disabling circuit for video display | — | 2001-06-26 |
| 6114817 | Power Supply for a deflection circuit operating at multi-scan frequencies | — | 2000-09-05 |
| 6111371 | Switch control signal generator | William Benjamin Aaron | 2000-08-29 |
| 6009006 | Synchronized high voltage generator | — | 1999-12-28 |
| 5925991 | Electron beam focus voltage circuit | — | 1999-07-20 |
| 5633566 | Shaped parabolic signal for deflection correction | Nancy Dawn Boettner, John Barrett George | 1997-05-27 |
| 5528112 | Deflection correction signal generator | John Barrett George, Walter Truskalo | 1996-06-18 |
| 5491389 | Raster edge correction waveform | Kevin M. Williams | 1996-02-13 |
| 5489826 | Focus coil current generator for a cathode ray tube | Peter R. Knight | 1996-02-06 |
| 5329367 | Horizontal blanking | Walter Truskalo | 1994-07-12 |
| 5223931 | Synchronized scanning at horizontal frequency | Enrique Rodriguez-Cavazos | 1993-06-29 |
| 5047698 | High voltage shutdown circuit | Kevin M. Williams | 1991-09-10 |
| 5034664 | Parabola generators with auxiliary reset function | Enrique Rodriguez-Cavazos, Nancy D. Graves | 1991-07-23 |
| 4972127 | Pincushion correction circuit with gullwing compensation | Enrique Rodriguez-Cavazos, Nancy D. Graves | 1990-11-20 |
| 4827194 | Raster size regulating circuit | — | 1989-05-02 |
| 4742270 | Degaussing circuit with residual current cutoff | George C. Waybright | 1988-05-03 |
| 4680511 | Video apparatus for generating a conductively isolated control signal | William V. Fitzgerald, Kevin E. Nortrup | 1987-07-14 |
| 4581630 | Constant width burst gate keying pulse generator | Thomas D. Yost | 1986-04-08 |
| 4536794 | Television receiver having different receiver synchronizing characteristics in response to television signal | Sanjay R. Vinekar | 1985-08-20 |
| 4435731 | Television receiver disabling circuit | Ravadee Kliebphipat, James E. Hicks | 1984-03-06 |
| 4396873 | SCR Regulator control circuit | Steven A. Steckler, Alvin R. Balaban | 1983-08-02 |
| 4396948 | Dual mode horizontal deflection circuit | Steven A. Steckler, Alvin R. Balaban | 1983-08-02 |