Hannah; Gregory L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hannah; Gregory L..The latest application filed is for "high speed hig performance delineator system".
- Hannah; Gregory L. - San Antonio TX
| Patent | Date |
|---|---|
| High Speed Hig Performance Delineator System App 20220275592 - Parrott; Kenneth ; et al. | 2022-09-01 |
| Cylindrical load collar for a delineator system Grant D937,700 - Parrott , et al. December 7, 2 | 2021-12-07 |
| Impact-resistant and energy-absorbing bollard system Grant 11,136,735 - Parrott , et al. October 5, 2 | 2021-10-05 |
| Impact-Resistant and Energy-Absorbing Bollard System App 20200270830 - Parrott; Kenneth ; et al. | 2020-08-27 |
| Self-Fronting Spring Assembly for a Traffic Delineator App 20130022396 - Hannah; Gregory L. ; et al. | 2013-01-24 |
| Platform barrier for visually impaired pedestrians Grant D620,824 - Hannah , et al. August 3, 2 | 2010-08-03 |
| Platform barrier for visually impaired pedestrians Grant D620,823 - Hannah , et al. August 3, 2 | 2010-08-03 |
| Platform barrier for visually impaired pedestrians Grant D620,825 - Hannah , et al. August 3, 2 | 2010-08-03 |
| Raised, longitudinal, channelizing separator system Grant 7,621,691 - Hannah November 24, 2 | 2009-11-24 |
| Raised, longitudinal, channelizing separator system and method App 20090047067 - Hannah; Gregory L. | 2009-02-19 |
| Recessed delineator post base Grant 7,195,422 - Hannah March 27, 2 | 2007-03-27 |
| Recessed delineator post base App 20060193690 - Hannah; Gregory L. | 2006-08-31 |
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