Haas; Herwig R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Haas; Herwig R..The latest application filed is for "shutdown methods and designs for fuel cell stacks".

Company Profile

0.7.11

Haas; Herwig R. - Vancouver N/A CA
Haas; Herwig R - Vancouver CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus and method for managing fluids in a fuel cell stack Grant 8,580,460 - Christie , et al. November 12, 2	2013-11-12
Shutdown Methods And Designs For Fuel Cell Stacks App 20110269040 - Bradean; Radu P. ; et al.	2011-11-03
Shutdown methods and designs for fuel cell stacks Grant 7,964,315 - Haas , et al. June 21, 2	2011-06-21
Shutdown methods and designs for fuel cell stacks Grant 7,955,739 - Bradean , et al. June 7, 2	2011-06-07
Hydration sensor apparatus for measuring membrane hydration in a fuel cell stack Grant 7,829,236 - Desouza , et al. November 9, 2	2010-11-09
Apparatus and Method for Managing Fluids in a Fuel Cell Stack App 20100062289 - Christie; Andrew L. ; et al.	2010-03-11
Apparatus And Method For Managing Fluids In A Fuel Cell Stack App 20080113254 - Christie; Andrew Leigh ; et al.	2008-05-15
Shutdown Methods and Designs for Fuel Cell Stacks App 20070248847 - Haas; Herwig R. ; et al.	2007-10-25
Hydration Sensor Apparatus For Measuring Membrane Hydration In A Fuel Cell Stack App 20070134527 - Desouza; Andrew J. ; et al.	2007-06-14
Methods And Apparatus For Improving The Cold Starting Capability Of A Fuel Cell App 20070072016 - St-Pierre; Jean ; et al.	2007-03-29
Methods of operating fuel cells having closed reactant supply systems Grant 7,153,598 - Summers , et al. December 26, 2	2006-12-26
Methods and apparatus for improving the cold starting capability of a fuel cell Grant 7,132,179 - St-Pierre , et al. November 7, 2	2006-11-07
Shutdown methods and designs for fuel cell stacks App 20060210856 - Bradean; Radu P. ; et al.	2006-09-21
Systems and methods for fuel cell shutdown App 20060121322 - Haas; Herwig R. ; et al.	2006-06-08
Diagnostic method for an electrochemical fuel cell and fuel cell components App 20060051628 - Lim; Chuey-Yeng ; et al.	2006-03-09
Methods of operating fuel cells having closed reactant supply systems App 20040241504 - Summers, David A. ; et al.	2004-12-02
Methods and apparatus for improving the cold starting capability of a fuel cell App 20030186093 - St-Pierre, Jean ; et al.	2003-10-02

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