Tornquist; David B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tornquist; David B..The latest application filed is for "check valves with hinge shafts retained by bushings".
- Tornquist; David B. - Chandler AZ
| Patent | Date |
|---|---|
| Check valves with hinge shafts retained by welding Grant 7,954,509 - Dulay , et al. June 7, 2 | 2011-06-07 |
| Bearing with fluid flow bypass Grant 7,789,567 - Giesler , et al. September 7, 2 | 2010-09-07 |
| Check Valves With Hinge Shafts Retained By Welding App 20090032119 - DULAY; RALPH L. ; et al. | 2009-02-05 |
| Check Valves With Hinge Shafts Retained By Locking Pins App 20090032120 - Sugai; Maureen ; et al. | 2009-02-05 |
| Check Valves With Hinge Shafts Retained By Bushings App 20090032118 - DULAY; RALPH L. ; et al. | 2009-02-05 |
| Pneumatic tube assembly for electrical bonding of pneumatic components App 20080116413 - Atkins; Don J. ; et al. | 2008-05-22 |
| Bearing with fluid flow bypass App 20080054212 - Giesler; William L. ; et al. | 2008-03-06 |
| Split flapper check valve including a torsion spring wear reduction mechanism App 20070256740 - Sugai; Maureen ; et al. | 2007-11-08 |
| Omni-directional pressure pickup probe Grant 7,278,320 - Clifton , et al. October 9, 2 | 2007-10-09 |
| Omni-directional Pressure Pickup Probe App 20070220987 - Clifton; James G. ; et al. | 2007-09-27 |
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