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Patent applications and USPTO patent grants for Bramblet; John W..The latest application filed is for "tailgating and reverse entry detection, alarm, recording and prevention using machine vision".
Patent | Date |
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Tailgating And Reverse Entry Detection, Alarm, Recording And Prevention Using Machine Vision App 20080285802 - Bramblet; John W. ;   et al. | 2008-11-20 |
Tailgating and reverse entry detection, alarm, recording and prevention using machine vision Grant 7,382,895 - Bramblet , et al. June 3, 2 | 2008-06-03 |
Tailgating and reverse entry detection, alarm, recording and prevention using machine vision App 20040017929 - Bramblet, John W. ;   et al. | 2004-01-29 |
Valve stem packing structure Grant 5,056,758 - Bramblet October 15, 1 | 1991-10-15 |
Eccentric segmented ball valves Grant 4,822,000 - Bramblet April 18, 1 | 1989-04-18 |
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