Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5260155 | Xeroprinting method, master and method of making | William Mey, Dennis R. Kamp | 1993-11-09 |
| 5221591 | Photoelectrographic imaging with a multi-active element containing near-infrared sensitizing pigments | Douglas E. Bugner, William Mey, John W. May | 1993-06-22 |
| 4450216 | Method for improving the sensitometric response of a persistently conductive photoreceptor | John R. Lawson | 1984-05-22 |