Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147745 | Apparatus for producing raised multiple color images | — | 1992-09-15 |
| 5116035 | Recirculating document feeder with sequential control of the document sheet transport mechanisms and method | Gary P. Lawniczak | 1992-05-26 |
| 5108083 | Recirculating document feeder having a self-adjusting base plate | John E. Cockayne | 1992-04-28 |
| 5098077 | Recirculating document feeder with stack weight determined pressurized air/vacuum levels and method | — | 1992-03-24 |
| 5076560 | Recirculating document feeder and method | — | 1991-12-31 |
| 4956666 | Secure copier and method of reproduction | James D. Allen, IV, Calviin E. Harris, Debora Margaret Hejza Litwiller | 1990-09-11 |
| 4862217 | Copying apparatus and method with editing and production control capability | — | 1989-08-29 |
| 4777510 | Copying apparatus and method with editing and production control capability | — | 1988-10-11 |
| 4699367 | Sheet turnover mechanism | — | 1987-10-13 |
| 4605298 | Electrographic transfer roller drive mechanism | Rose M. Borruso | 1986-08-12 |
| 4537493 | Copy sheet positioning apparatus | — | 1985-08-27 |
| 4477176 | Apparatus for producing multiple image simplex and duplex copies in a single pass | — | 1984-10-16 |
| 4350329 | Sheet feeding apparatus | Ronald C. Holzhauser, James A. McGlen | 1982-09-21 |
| 4251154 | Electrophotographic color copier | — | 1981-02-17 |