Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625406 | Unified program guide interface | Thomas Patrick Newberry, Timothy W. Saeger | 1997-04-29 |
| 5517249 | Auxiliary video data slicer with adaptive slicing level capability | Juri Tults | 1996-05-14 |
| 5442406 | Wide screen television | Robert D. Altmanshofer, Donald H. Willis, Nathaniel H. Ersoz, Barth Alan Canfield | 1995-08-15 |
| 5436667 | Multi-input television receiver with combined clamping and synchronizing signal separation circuit | William A. Lagoni, Karl R. Koblitz | 1995-07-25 |
| 5335024 | Automatic kinescope bias arrangement | Robert D. Altmanshofer | 1994-08-02 |
| 5274451 | Sync separator | Karl R. Koblitz | 1993-12-28 |
| 5258903 | Control circuit and power supply for televisions | — | 1993-11-02 |
| 5243263 | Service adjustment arrangement for a sawtooth generator of a video display | Karl R. Koblitz, James A. Wilber | 1993-09-07 |
| 5223931 | Synchronized scanning at horizontal frequency | Ronald E. Fernsler | 1993-06-29 |
| 5220253 | Service switch for video display deflection apparatus | Karl R. Koblitz, James A. Wilber | 1993-06-15 |
| 5216336 | Generator for sawtooth signal with selectable retrace slope for a deflection apparatus | — | 1993-06-01 |
| 5161002 | Convergence control system for multiple vertical formats | Gunter Gleim, Jacques Chauvin | 1992-11-03 |
| 5136398 | Multiple display formats for letterbox signal | Gunter Gleim, Jacques Chauvin | 1992-08-04 |
| 5034664 | Parabola generators with auxiliary reset function | Ronald E. Fernsler, Nancy D. Graves | 1991-07-23 |
| 5013980 | Voltage regulator in a television apparatus | Joseph C. Stephens | 1991-05-07 |
| 5010281 | High voltage stabilization circuit for video display apparatus | — | 1991-04-23 |
| 4977355 | Convergence control system | Robert D. Altmanshofer, Robert Preston Parker, Estill Thone Hall, Jr. | 1990-12-11 |
| 4972127 | Pincushion correction circuit with gullwing compensation | Nancy D. Graves, Ronald E. Fernsler | 1990-11-20 |
| 4961032 | Dual power source output amplifier | — | 1990-10-02 |
| 4939429 | High voltage regulator circuit for picture tube | Hans-Günter Bicheler | 1990-07-03 |
| 4935674 | Digitally controlled convergence system | — | 1990-06-19 |
| 4866525 | Television apparatus power supply | Steven C. Wetta, Lawrence E. Smith, Sammy S. Henig | 1989-09-12 |
| 4829216 | SCR regulator for a television apparatus | — | 1989-05-09 |
| 4703233 | Television receiver having single pole double throw rotary switch and centering circuit | — | 1987-10-27 |
| 4672642 | Circuit for generating a clock signal at an AC line frequency | Donald H. Willis | 1987-06-09 |