Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9797306 | Portable generator | John Dunlap | 2017-10-24 | |
| 5687298 | Chordal tolerance control in circles on pen plotters for increased throughput | — | 1997-11-11 | $5,522,000 |
| 5408254 | Plotter finished plot handler control system | — | 1995-04-18 | $109,000 |
| 5404022 | Automatic roll or cut sheet sensing in plotters | — | 1995-04-04 | $158,000 |
| 5212888 | Dual function sensor for a pen plotter | Paul Douglas Cary | 1993-05-25 | $111,000 |
| 5161246 | Sensor for sensing media in a plotter | — | 1992-11-03 | $152,000 |
| 5126951 | Simplified menu inputting for a pen plotter | — | 1992-06-30 | $222,000 |