Leduc; Trung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leduc; Trung.The latest application filed is for "adaptor flange for rotary control device".
- Leduc; Trung - Houston TX US
| Patent | Date |
|---|---|
| Adaptor flange for rotary control device Grant 9,038,729 - Leduc , et al. May 26, 2 | 2015-05-26 |
| Multiple sealing element assembly Grant 8,820,747 - Zubia , et al. September 2, 2 | 2014-09-02 |
| Flushing procedure for rotating control device Grant 8,381,816 - Leduc , et al. February 26, 2 | 2013-02-26 |
| Adaptor Flange For Rotary Control Device App 20120073113 - Leduc; Trung ; et al. | 2012-03-29 |
| Multiple Sealing Element Assembly App 20120043726 - Zubia; Alberto ; et al. | 2012-02-23 |
| Flushing Procedure For Rotating Control Device App 20110214871 - Leduc; Trung ; et al. | 2011-09-08 |
| Dual stripper rubber cartridge with leak detection Grant 7,950,474 - Leduc , et al. May 31, 2 | 2011-05-31 |
| Dual Stripper Rubber Cartridge With Leak Detection App 20100269570 - Leduc; Trung ; et al. | 2010-10-28 |
| Dual stripper rubber cartridge with leak detection Grant 7,802,635 - Leduc , et al. September 28, 2 | 2010-09-28 |
| Dual Stripper Rubber Cartridge With Leak Detection App 20090152006 - Leduc; Trung ; et al. | 2009-06-18 |
| Internal line up clamp Grant 5,356,067 - Leduc October 18, 1 | 1994-10-18 |
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