Ard; Daryl L
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ard; Daryl L.The latest application filed is for "valve, actuator and control system therefor".
- Ard; Daryl L - Kemah TX
- Ard; Daryl L. - Kemah TX
- Ard, Daryl L. - Houston TX
| Patent | Date |
|---|---|
| Valve, actuator and control system therefor Grant 7,300,035 - Davis , et al. November 27, 2 | 2007-11-27 |
| Valve, actuator and control system therefor Grant 7,021,602 - Davis , et al. April 4, 2 | 2006-04-04 |
| Valve, actuator and control system therefor App 20060022159 - Davis; Albert S. ; et al. | 2006-02-02 |
| Valve, actuator and control system therefor Grant 6,986,499 - Davis , et al. January 17, 2 | 2006-01-17 |
| Valve, actuator and control system therefor App 20050279955 - Davis, Albert S. ; et al. | 2005-12-22 |
| Valve, Actuator And Control System Therefor App 20050218359 - Davis, Albert S. ; et al. | 2005-10-06 |
| Stem seal pressure telltale App 20020096218 - Mefford, David R. ; et al. | 2002-07-25 |
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