Ohlsen; Leroy J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ohlsen; Leroy J..The latest application filed is for "fuel cells having silicon substrates and/or sol-gel derived support structures".

Company Profile

0.8.7

Ohlsen; Leroy J. - Gold Bar WA
Ohlsen; Leroy J. - Goldbar WA
Ohlsen, Leroy J. - Seattle WA

*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
Nitric acid regeneration fuel cell systems Grant 9,184,463 - Ohlsen , et al. November 10, 2	2015-11-10
Silicon-based fuel cell electrode structures Grant 7,198,864 - Ohlsen April 3, 2	2007-04-03
Fluid cell system reactant supply and effluent storage cartridges Grant 7,105,245 - Ohlsen , et al. September 12, 2	2006-09-12
Hydrodynamic transport and flow channel passageways associated with fuel cell electrode structures and fuel cell electrode stack assemblies Grant 6,924,058 - Ohlsen , et al. August 2, 2	2005-08-02
Fuel cells having silicon substrates and/or sol-gel derived support structures App 20050089748 - Ohlsen, Leroy J. ; et al.	2005-04-28
Nitric acid regeneration fuel cell systems App 20050084738 - Ohlsen, Leroy J. ; et al.	2005-04-21
Fuel cells having cross directional laminar flowstreams App 20050084737 - Wine, David W. ; et al.	2005-04-21
Fuel cells having silicon substrates and/or sol-gel derived support structures Grant 6,852,443 - Ohlsen February 8, 2	2005-02-08
Closed liquid feed fuel cell systems and reactant supply and effluent storage cartridges adapted for use with the same App 20040096721 - Ohlsen, Leroy J. ; et al.	2004-05-20
Metallic blocking layers integrally associated with fuel cell electrode structures and fuel cell electrode stack assemblies Grant 6,720,105 - Ohlsen , et al. April 13, 2	2004-04-13
Fuel cell systems having internal multistream laminar flow App 20040058217 - Ohlsen, Leroy J. ; et al.	2004-03-25
Fuel cells having silicon substrates and/or sol-gel derived support structures Grant 6,641,948 - Ohlsen , et al. November 4, 2	2003-11-04
Metallic blocking layers integrally associated with fuel cell electrode structures and fuel cell electrode stack assemblies App 20020048703 - Ohlsen, Leroy J. ; et al.	2002-04-25
Hydrodynamic transport and flow channel passageways associated with fuel cell electrode structures and fuel cell electrode stack assemblies App 20020028372 - Ohlsen, Leroy J. ; et al.	2002-03-07

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