Hanson; Richard D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hanson; Richard D..The latest application filed is for "backlight using transverse dynamic rf electric field and transparent conductors to provide an extended luminance range".
- Hanson; Richard D. - Toddville IA
- Hanson; Richard D. - Northfield MN
- Hanson; Richard D. - Detroit MI
| Patent | Date |
|---|---|
| Backlight using transverse dynamic RF electric field and transparent conductors to provide an extended luminance range Grant 5,925,988 - Grave , et al. July 20, 1 | 1999-07-20 |
| Bi-leaflet heart valve prosthesis Grant 5,178,632 - Hanson January 12, 1 | 1993-01-12 |
| Vehicle Window Panel Installation Grant 3,591,983 - Hanson July 13, 1 | 1971-07-13 |
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