Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4752965 | Sign verification | Rowland A. G. Dunkley | 1988-06-21 |
| 4629874 | Prepayment metering system | Rowland A. G. Dunkley | 1986-12-16 |
| 4598282 | Video retouching system | — | 1986-07-01 |
| 4532596 | Controlling register in a printing press | — | 1985-07-30 |
| 4496968 | Reproduction of colored images | — | 1985-01-29 |
| 4488171 | Image reproduction | Leonard A. Preston | 1984-12-11 |
| 4488245 | Method and means for color detection and modification | George Dalke | 1984-12-11 |
| 4484230 | Image reproduction method and apparatus | — | 1984-11-20 |
| 4438694 | Gravure color printing press | David W. Parkins, David Thomas, Benjamin J. Price | 1984-03-27 |
| 4346402 | Image-reproduction apparatus | — | 1982-08-24 |
| 4214276 | Printing methods for producing prints having images of variable size and text | Peter J. Wood | 1980-07-22 |