Langford; William M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Langford; William M..The latest application filed is for "pressure-assisted linear seal".
- Langford; William M. - Hampton VA
| Patent | Date |
|---|---|
| Pressure-assisted linear seal Grant 10,836,515 - Doggett , et al. November 17, 2 | 2020-11-17 |
| Pressure-Assisted Linear Seal App 20190009932 - DOGGETT; William R. ; et al. | 2019-01-10 |
| Vertical takeoff and landing vehicle with increased cruise efficiency Grant 9,896,200 - Fredericks , et al. February 20, 2 | 2018-02-20 |
| Vertical Takeoff and Landing Vehicle with Increased Cruise Efficiency App 20170057631 - FREDERICKS; William J. ; et al. | 2017-03-02 |
| Vertical take-off and landing vehicle with increased cruise efficiency Grant 9,475,579 - Fredericks , et al. October 25, 2 | 2016-10-25 |
| Vertical Take-off And Landing Vehicle With Increased Cruise Efficiency App 20160244158 - FREDERICKS; WILLIAM J. ; et al. | 2016-08-25 |
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