Pristash; David J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pristash; David J..The latest application filed is for "micro fuel cell with membrane storage".
- Pristash; David J. - Brecksville OH
- Pristash; David J - Brecksville OH
- Pristash; David J. - Fairview PA
Trademarks
| Patent | Date |
|---|---|
| Inertial pump for moving gases in a micro fuel cell Grant 7,732,085 - Pristash June 8, 2 | 2010-06-08 |
| Micro fuel cell with membrane storage App 20100000434 - Pristash; David J. | 2010-01-07 |
| Polymer electrolyte membrane fuel cell stack Grant 7,534,514 - Pristash May 19, 2 | 2009-05-19 |
| Polymer electrolyte membrane fuel cell with tandem fuel tanks and inertial trigger Grant 7,442,462 - Pristash October 28, 2 | 2008-10-28 |
| Polymer electrolyte membrane fuel cell with tandem fuel tanks and inertial trigger App 20060141321 - Pristash; David J. | 2006-06-29 |
| Polymer electrolyte membrane fuel cell stack App 20060093883 - Pristash; David J. | 2006-05-04 |
| Inertial pump for moving gases in a micro fuel cell App 20050214628 - Pristash, David J. | 2005-09-29 |
| Icosahedron decimal dice Grant 5,909,874 - Daniel , et al. June 8, 1 | 1999-06-08 |
| Thin panel illuminator Grant 5,136,480 - Pristash , et al. August 4, 1 | 1992-08-04 |
| Thin panel illuminator Grant 5,005,108 - Pristash , et al. April 2, 1 | 1991-04-02 |
| Power drive system Grant 4,050,536 - Pristash September 27, 1 | 1977-09-27 |
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