Richardson; Roy A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Richardson; Roy A..The latest application filed is for "payment authorization and information device".
- Richardson; Roy A. - Pinellas Park FL
- Richardson; Roy A. - Skokie IL
- Richardson; Roy A. - Belfast TN
| Patent | Date |
|---|---|
| Payment Authorization and Information Device Grant 5,007,084 - Materna , et al. April 9, 1 | 1991-04-09 |
| System of directional antennas with means for reducing flutter Grant 4,404,563 - Richardson September 13, 1 | 1983-09-13 |
| Towing vehicle Grant 4,099,628 - Richardson July 11, 1 | 1978-07-11 |
| Radio telephone system Grant 3,906,166 - Cooper , et al. September 16, 1 | 1975-09-16 |
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