Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293780 | Head-gauge/tank-bladder | Harold Chadwick | 1994-03-15 |
| 5239578 | Noise cancelling apparatus for a telephone handset | Paul Regen | 1993-08-24 |
| 4506301 | Multiple mode raster scanner | James C. Stoffel, John F. Moreland, Ronald G. Matteson, Douglas G. Wiggins, Robert F. Allis | 1985-03-19 |
| 4433346 | Raster input scanner | James C. Stoffel, Ned J. Seachman, Jack R. Hauber | 1984-02-21 |
| 4419007 | Multi-mode document handling system | — | 1983-12-06 |
| 4409624 | Raster scanning apparatus | — | 1983-10-11 |
| 4380389 | Document transport for raster scanners | — | 1983-04-19 |
| 4346984 | Document scanner | — | 1982-08-31 |
| 4318135 | Alignment system for scanning arrays | Robert F. Allis | 1982-03-02 |