Humphreys; Paul
Patent Applications and Registrations
Patent applications and USPTO patent grants for Humphreys; Paul.The latest application filed is for "adaptable pipe instrument & methods of use thereof".
- Humphreys; Paul - Los Angeles CA
- Humphreys; Paul - Bellingham WA
Trademarks
| Patent | Date |
|---|---|
| Adaptable Pipe Instrument & Methods Of Use Thereof App 20110239842 - Humphreys; Paul | 2011-10-06 |
| Adaptable Pipe Instrument & Methods Of Use Thereof App 20100147133 - Humphreys; Paul | 2010-06-17 |
| Uninterruptible power supplies using fuel cells Grant 6,602,627 - Liu , et al. August 5, 2 | 2003-08-05 |
| Uninterruptible power supplies employing fuel cells App 20020006536 - Liu, Frank ; et al. | 2002-01-17 |
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