Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5200817 | Conversion of an RGB color scanner into a colorimetric scanner | — | 1993-04-06 |
| 5161010 | Color image processing apparatus for substituting a black pigment for improved black copying | — | 1992-11-03 |
| 4972257 | Operator adjustable color image processing | Lee A. Cass | 1990-11-20 |
| 4970562 | Color image processing apparatus | Lee A. Cass, Timothy M. Hunter, Larry A. Kovnat, Paul G. Roetling | 1990-11-13 |
| 4577197 | Ink jet printer droplet height sensing control | Peter A. Crean, David B. Feldman, Frank J. Liptak, David W. Sewhuk | 1986-03-18 |
| 4511182 | Skate wheel cover | — | 1985-04-16 |
| 4316652 | Phantom eliminator for signal lights | John H. Auer, Jr. | 1982-02-23 |
| 4236093 | Speed insensitive wheel detector | — | 1980-11-25 |