Gretag Systems
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gretag Systems.The latest application filed is for "photoelectric scanner".
- Gretag Systems - Bothell WA
- Gretag Systems - Seattle WA
| Patent | Date |
|---|---|
| Photoelectric scanner Grant 5,087,937 - Frick , et al. February 11, 1 | 1992-02-11 |
| Photoelectric scanner Grant 5,041,869 - Frick August 20, 1 | 1991-08-20 |
| Exposure control process and photographic color copying apparatus Grant 5,036,351 - Frick , et al. July 30, 1 | 1991-07-30 |
| Exposure control process and photographic color copying apparatus Grant 5,016,043 - Kraft , et al. May 14, 1 | 1991-05-14 |
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