Bradley, Jr.; Ralph H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bradley, Jr.; Ralph H..The latest application filed is for "illumination system for lcd projection television".
- Bradley, Jr.; Ralph H. - Kingsport TN
- Bradley, Jr.; Ralph H. - Knoxville TN
| Patent | Date |
|---|---|
| Illumination system for LCD projection television Grant 5,084,807 - McKechnie , et al. January 28, 1 | 1992-01-28 |
| Lenticular arrays for front projection screens and contrast improving method and device Grant 4,964,695 - Bradley, Jr. October 23, 1 | 1990-10-23 |
| Display system with equal path lengths Grant 4,864,390 - McKechnie , et al. September 5, 1 | 1989-09-05 |
| Rear projection screen with improved luminance uniformity Grant 4,701,020 - Bradley, Jr. October 20, 1 | 1987-10-20 |
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