Haas; Herwig Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Haas; Herwig Robert.The latest application filed is for "fluid diffusion layers for fuel cells".
- Haas; Herwig Robert - Vancouver CA
| Patent | Date |
|---|---|
| Abraded fluid diffusion layer for an electrochemical fuel cell Grant 6,716,551 - Peinecke , et al. April 6, 2 | 2004-04-06 |
| Method of making fluid diffusion layers and electrodes having reduced surface roughness Grant 6,713,424 - Stumper , et al. March 30, 2 | 2004-03-30 |
| Fluid diffusion layers for fuel cells App 20030008195 - Chiem, Bien Hung ; et al. | 2003-01-09 |
| Abraded fluid diffusion layer for an electrochemical fuel cell App 20020192536 - Peinecke, Volker ; et al. | 2002-12-19 |
| Method of making fluid diffusion layers and electrodes having reduced surface roughness App 20020187388 - Stumper, Jurgen ; et al. | 2002-12-12 |
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