Yeary; Arthur R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yeary; Arthur R..The latest application filed is for "differential pressure sealing device for ball valves".
- Yeary; Arthur R. - Chicago IL
- Yeary; Arthur R. - Corona del Mar CA
| Patent | Date |
|---|---|
| Differential pressure sealing device for ball valves Grant 8,979,068 - Yeary , et al. March 17, 2 | 2015-03-17 |
| Differential Pressure Sealing Device For Ball Valves App 20120205569 - Yeary; Arthur R. ; et al. | 2012-08-16 |
| Butterfly Valve Flow Control Device App 20110073789 - Yeary; Arthur R. ; et al. | 2011-03-31 |
| Ball Valve With Flow-through Feature App 20080105845 - Yeary; Arthur R. | 2008-05-08 |
| Butterfly valve assembly with improved flow characteristics Grant 7,264,221 - Yeary , et al. September 4, 2 | 2007-09-04 |
| Butterfly valve assembly with improved flow characteristics App 20070063163 - Yeary; Arthur R. ; et al. | 2007-03-22 |
| Butterfly valve protector Grant 4,527,771 - Yeary July 9, 1 | 1985-07-09 |
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