Collison; Randall S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Collison; Randall S..The latest application filed is for "wear indication device for a flow control valve".
- Collison; Randall S. - Bondurant IA
| Patent | Date |
|---|---|
| Wear Indication Device For A Flow Control Valve App 20210254725 - Alman; Paul T. ; et al. | 2021-08-19 |
| Sleeve seal assembly and rotary valve having sleeve seal assembly Grant 9,285,039 - Collison , et al. March 15, 2 | 2016-03-15 |
| Sleeve Seal Assembly And Rotary Valve Having Sleeve Seal Assembly App 20140166917 - Collison; Randall S. ; et al. | 2014-06-19 |
| Sleeve seal assembly and rotary valve having sleeve seal assembly Grant 8,733,733 - Collison , et al. May 27, 2 | 2014-05-27 |
| Sleeve Seal Assembly And Rotary Valve Having Sleeve Seal Assembly App 20110266481 - Collison; Randall S. ; et al. | 2011-11-03 |
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