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Patent applications and USPTO patent grants for Curtis; Alan Robert Douglas.The latest application filed is for "simultaneous enhancement of transmission loss and absorption coefficient using activated cavities".
Patent | Date |
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Simultaneous enhancement of transmission loss and absorption coefficient using activated cavities Grant 8,712,070 - Remington , et al. April 29, 2 | 2014-04-29 |
Simultaneous Enhancement Of Transmission Loss And Absorption Coefficient Using Activated Cavities App 20110211708 - REMINGTON; PAUL JAMES ;   et al. | 2011-09-01 |
Simultaneous enhancement of transmission loss and absorption coefficient using activated cavities Grant 7,970,148 - Remington , et al. June 28, 2 | 2011-06-28 |
Use of flow injection and extraction to control blade vortex interaction and high speed impulsive noise in helicopters Grant 6,283,406 - Remington , et al. September 4, 2 | 2001-09-04 |
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