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Patent applications and USPTO patent grants for Davis; Richard B..The latest application filed is for "setting utility access covers".
Patent | Date |
---|---|
Device to prevent snoring Grant 11,033,421 - Davis June 15, 2 | 2021-06-15 |
Setting utility access covers App 20070144788 - Davis; Richard B. | 2007-06-28 |
Parking brake lock-in key switch system for vehicle air brake system Grant 6,234,586 - Davis , et al. May 22, 2 | 2001-05-22 |
Log measuring method and apparatus Grant 4,913,551 - Davis April 3, 1 | 1990-04-03 |
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