Hoang; Loc Gia
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hoang; Loc Gia.The latest application filed is for "close only expansive gate valve".
- Hoang; Loc Gia - Houston TX
| Patent | Date |
|---|---|
| Close only expansive gate valve Grant 11,149,859 - Hoang , et al. October 19, 2 | 2021-10-19 |
| Gate valve with pneumatic system for shearing application Grant 10,767,784 - Hoang Sep | 2020-09-08 |
| Split gate valve Grant 10,443,740 - Hoang , et al. Oc | 2019-10-15 |
| Split gate valve Grant 10,337,624 - Hoang , et al. | 2019-07-02 |
| Sealing components and methods of manufacture Grant 10,119,615 - Hoang November 6, 2 | 2018-11-06 |
| Multi-barrier seal system Grant 9,938,795 - Hoang April 10, 2 | 2018-04-10 |
| Close Only Expansive Gate Valve App 20180087674 - Hoang; Loc Gia ; et al. | 2018-03-29 |
| Split gate valve with biasing mechanism Grant 9,845,891 - Hoang , et al. December 19, 2 | 2017-12-19 |
| Close only expansive gate valve Grant 9,835,258 - Hoang , et al. December 5, 2 | 2017-12-05 |
| Sealing Components And Methods Of Manufacture App 20170343108 - Hoang; Loc Gia | 2017-11-30 |
| Close Only Expansive Gate Valve App 20170002933 - Hoang; Loc Gia ; et al. | 2017-01-05 |
| Diverter Valve App 20160265672 - Hoang; Loc Gia | 2016-09-15 |
| Close only expansive gate valve Grant 9,353,871 - Hoang , et al. May 31, 2 | 2016-05-31 |
| Diverter valve Grant 9,347,571 - Hoang May 24, 2 | 2016-05-24 |
| Split Gate Valve App 20160076659 - Hoang; Loc Gia ; et al. | 2016-03-17 |
| Split Gate Valve App 20160076658 - Hoang; Loc Gia ; et al. | 2016-03-17 |
| Multi-barrier Seal System App 20160032679 - Hoang; Loc Gia | 2016-02-04 |
| Split gate valve Grant 9,222,583 - Hoang , et al. December 29, 2 | 2015-12-29 |
| Gate Valve Rotary Actuator App 20150369001 - Hoang; Loc Gia | 2015-12-24 |
| Gate valve rotary actuator Grant 9,145,979 - Hoang September 29, 2 | 2015-09-29 |
| Multi-barrier seal system Grant 9,097,082 - Hoang August 4, 2 | 2015-08-04 |
| Close Only Expansive Gate Valve App 20150184758 - Hoang; Loc Gia ; et al. | 2015-07-02 |
| Gate Valve With Pneumatic System For Shearing Application App 20150144816 - Hoang; Loc Gia | 2015-05-28 |
| Gate Valve Seal Ring App 20150060715 - Hoang; Loc Gia | 2015-03-05 |
| Split Gate Valve With Biasing Mechanism App 20150034851 - Hoang; Loc Gia ; et al. | 2015-02-05 |
| Split gate valve with biasing mechanism Grant 8,888,068 - Hoang , et al. November 18, 2 | 2014-11-18 |
| Diverter Valve App 20140053932 - Hoang; Loc Gia | 2014-02-27 |
| Multi-barrier Seal System App 20130341870 - Hoang; Loc Gia | 2013-12-26 |
| Split Gate Valve With Biasing Mechanism App 20120286182 - Hoang; Loc Gia ; et al. | 2012-11-15 |
| Split Gate Valve App 20120256111 - Hoang; Loc Gia ; et al. | 2012-10-11 |
| Smart Valve Utilizing A Force Sensor App 20110083746 - Hoang; Loc Gia | 2011-04-14 |
| Gate Valve Rotary Actuator App 20100171056 - Hoang; Loc Gia | 2010-07-08 |
| Diverter Valve App 20100071790 - Hoang; Loc Gia | 2010-03-25 |
| Shearing gate valve Grant 5,803,431 - Hoang , et al. September 8, 1 | 1998-09-08 |
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