Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061069 | Apparatus and method of performing screen to screen blits in a color sliced frame buffer architecture | Charles Ray Johns, Christopher Mark LeBlanc, Richard Jesse Mitchell | 2000-05-09 |
| 5790125 | System and method for use in a computerized imaging system to efficiently transfer graphics information to a graphics subsystem employing masked span | Thuy-Linh Tran Bui, Charles Ray Johns, John Fred Spannaus | 1998-08-04 |
| 5724560 | Display graphics adapter for processing different pixel sizes in a windowing system | Charles Ray Johns | 1998-03-03 |
| 5696947 | Two dimensional frame buffer memory interface system and method of operation thereof | Charles Ray Johns | 1997-12-09 |