Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414489 | Light pipe spectral filter | — | 1995-05-09 |
| 5335158 | High efficiency linear light source | Gary L. Erck, Richard J. Federico | 1994-08-02 |
| 5274228 | Linear light source/collector with integrating cylinder and light pipe means | — | 1993-12-28 |
| 5256868 | Contact scanners for scanning images of an illuminated film onto a photosensor array | James R. Milch, Clarke K. Eastman | 1993-10-26 |
| 5257340 | Linear coated core/clad light source/collector | — | 1993-10-26 |
| 5241459 | Integrating cylinder with end input illumination for use as an illuminator in a film scanner | Andrew F. Kurtz, Russell J. Palum | 1993-08-31 |
| 5215370 | Linear light source | — | 1993-06-01 |
| 5091972 | System and method for reducing digital image noise | Heemin Kwon | 1992-02-25 |
| 5012333 | Interactive dynamic range adjustment system for printing digital images | Hsien-Che Lee, Robert M. Goodwin | 1991-04-30 |
| 4977521 | Film noise reduction by application of bayes theorem to positive/negative film | — | 1990-12-11 |