Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4225861 | Method and means for texture display in raster scanned color graphic | Glen G. Langdon, Jr. | 1980-09-30 |
| 4181952 | Method and means for minimizing error between the manual digitizing of points and the actual location of said points on an _electronic data entry surface | Richard G. Casey, Glen G. Langdon, Jr., Robin Williams | 1980-01-01 |