Sekharipuram R. Narayanan

Person

Arcadia, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Solid acid electrolytes for electrochemical devices
- Patent number 8,202,663
- Issue date Jun 19, 2012
- California Institute of Technology
- Sossina M. Haile
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
IR-doped ruthenium oxide catalyst for oxygen evolution
- Patent number 8,183,174
- Issue date May 22, 2012
- California Institute of Technology
- Thomas I. Valdez
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Low Pt content direct methanol fuel cell anode catalyst: nanophase...
- Patent number 7,695,849
- Issue date Apr 13, 2010
- California Institute of Technology
- Sekharipuram R. Narayanan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Monopolar fuel cell stack coupled together without use of top or bo...
- Patent number 7,585,577
- Issue date Sep 8, 2009
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 7,488,548
- Issue date Feb 10, 2009
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 7,470,478
- Issue date Dec 30, 2008
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Organic fuel cell methods and apparatus
- Patent number 7,445,859
- Issue date Nov 4, 2008
- California Institute of Technology
- Eugene Vamos
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 7,425,384
- Issue date Sep 16, 2008
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Solid acid electrolytes for electrochemical devices
- Patent number 7,416,803
- Issue date Aug 26, 2008
- California Institute of Technology
- Sossina M. Haile
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Catalyst materials for fuel cells
- Patent number 7,416,809
- Issue date Aug 26, 2008
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Water free proton conducting membranes based on poly-4-vinylpyridin...
- Patent number 7,282,291
- Issue date Oct 16, 2007
- California Institute of Technology
- Sekharipuram R. Narayanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Membrane electrode assembly for a fuel cell
- Patent number 7,147,958
- Issue date Dec 12, 2006
- California Institute of Technology
- Surya Prakash
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Proton conducting membrane using a solid acid
- Patent number 7,125,621
- Issue date Oct 24, 2006
- California Institute of Technology
- Sossina M. Haile
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Proton conducting membranes for high temperature fuel cells with so...
- Patent number 7,108,934
- Issue date Sep 19, 2006
- California Instituite of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Hydrogen generation by electrolysis of aqueous organic solutions
- Patent number 7,056,428
- Issue date Jun 6, 2006
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Organic fuel cell methods and apparatus
- Patent number 6,821,659
- Issue date Nov 23, 2004
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Electrode and interconnect for miniature fuel cells using direct me...
- Patent number 6,756,145
- Issue date Jun 29, 2004
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Organic fuel cell methods and apparatus
- Patent number 6,740,434
- Issue date May 25, 2004
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 6,703,150
- Issue date Mar 9, 2004
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Reduced size fuel cell for portable applications
- Patent number 6,680,139
- Issue date Jan 20, 2004
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 6,589,684
- Issue date Jul 8, 2003
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Hydrogen generation by electrolysis of aqueous organic solutions
- Patent number 6,533,919
- Issue date Mar 18, 2003
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Power generation in fuel cells using liquid methanol and hydrogen p...
- Patent number 6,485,851
- Issue date Nov 26, 2002
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Proton conducting membrane using a solid acid
- Patent number 6,468,684
- Issue date Oct 22, 2002
- California Institute of Technology
- Calum Chisholm
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Polymer electrolyte membranes for use in fuel cells
- Patent number 6,444,343
- Issue date Sep 3, 2002
- University of Southern California
- G. K. Surya Prakash
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aerosol feed direct methanol fuel cell
- Patent number 6,440,594
- Issue date Aug 27, 2002
- California Institute of Technology
- Andrew Kindler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrogen generation by electrolysis of aqueous organic solutions
- Patent number 6,432,284
- Issue date Aug 13, 2002
- California Institute of Technology
- Sekharipuram R. Narayanan
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Direct methanol feed fuel cell and system
- Patent number 6,420,059
- Issue date Jul 16, 2002
- California Institute of Technology
- Subbarao Surampudi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication of a membrane having catalyst for a fuel cell
- Patent number 6,391,486
- Issue date May 21, 2002
- California Institute of Technology
- Sekharipuram Narayanan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrogen generation by electrolysis of aqueous organic solutions
- Patent number 6,368,492
- Issue date Apr 9, 2002
- California Institute of Technology
- Sekharipuram R. Narayanan
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
DIRECT METHANOL FUEL CELL OPERABLE WITH NEAT METHANOL
- Publication number 20140255807
- Publication date Sep 11, 2014
- California Institute of Technology
- Sekharipuram R. Narayanan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IR-DOPED RUTHENIUM OXIDE CATALYST FOR OXYGEN EVOLUTION
- Publication number 20100089745
- Publication date Apr 15, 2010
- Thomas I. Valdez
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Low Pt content direct methanol fuel cell anode catalyst: nanophase...
- Publication number 20100035123
- Publication date Feb 11, 2010
- Sekharipuram R. Narayanan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Direct methanol fuel cell operable with neat methanol
- Publication number 20090214905
- Publication date Aug 27, 2009
- California Institute of Technology
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SOLID ACID ELECTROLYTES FOR ELECTROCHEMICAL DEVICES
- Publication number 20090075149
- Publication date Mar 19, 2009
- Sossina M. Haile
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Proton conducting membrane using a solid acid
- Publication number 20070009778
- Publication date Jan 11, 2007
- California Institute of Technology
- Calum Chisholm
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Organic fuel cell methods and apparatus
- Publication number 20060204810
- Publication date Sep 14, 2006
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Direct methanol feed fuel cell and system
- Publication number 20060105210
- Publication date May 18, 2006
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Direct methanol feed fuel cell and system
- Publication number 20060046133
- Publication date Mar 2, 2006
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Composite polymer electrolytes based on organosilica hybrid proton...
- Publication number 20050221142
- Publication date Oct 6, 2005
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Perfluoroalkanesulfonic acids and perfluoroalkanesulfonimides as el...
- Publication number 20050214629
- Publication date Sep 29, 2005
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Direct methanol feed fuel cell and system
- Publication number 20050042487
- Publication date Feb 24, 2005
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Direct methanol feed fuel cell and system
- Publication number 20050003254
- Publication date Jan 6, 2005
- California Institute of Technology
- Subbarao Surampudi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Water free proton conducting membranes based on poly-4-vinylpyridin...
- Publication number 20040234834
- Publication date Nov 25, 2004
- Sekharipuram R. Narayanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Anode structure for direct methanol fuel cell
- Publication number 20040229108
- Publication date Nov 18, 2004
- Thomas I. Valdez
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Organic fuel cell methods and apparatus
- Publication number 20040224214
- Publication date Nov 11, 2004
- Eugene Vamos
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Cathode structure for direct methanol fuel cell
- Publication number 20040166397
- Publication date Aug 26, 2004
- Thomas I. Valdez
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Methanol monopolar, miniature fuel cell and method of fabricating a...
- Publication number 20040001992
- Publication date Jan 1, 2004
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Hydrogen generation by electrolysis of aqueous organic solutions
- Publication number 20030226763
- Publication date Dec 11, 2003
- California Institute of Technology
- Sekharipuram R. Narayanan
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Membrane electrode assembly for a fuel cell
- Publication number 20030207167
- Publication date Nov 6, 2003
- Surya Prakash
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Proton conducting membranes for high temperature fuel cells develop...
- Publication number 20030148162
- Publication date Aug 7, 2003
- Sekharipuram R. Narayanan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Solid acid electrolytes for electrochemical devices
- Publication number 20030104258
- Publication date Jun 5, 2003
- Sossina M. Haile
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Proton conducting membrane using a solid acid
- Publication number 20030008190
- Publication date Jan 9, 2003
- California Institute of Technology
- Calum Chisholm
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Electrode and interconnect for miniature fuel cells using direct me...
- Publication number 20020102449
- Publication date Aug 1, 2002
- Sekharipuram R. Narayanan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Catalyst materials for fuel cells
- Publication number 20020058178
- Publication date May 16, 2002
- California Institute of Technology, a California corporation
- Sekharipuram R. Narayanan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Organic fuel cell methods and apparatus
- Publication number 20020015872
- Publication date Feb 7, 2002
- California Institute of Techology
- Subbarao Surampudi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Organic fuel cell methods and apparatus
- Publication number 20020015868
- Publication date Feb 7, 2002
- California Institute of Technology
- Subbarao Surampudi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Direct deposit of catalyst on the membrane of direct feed fuel cells
- Publication number 20010052389
- Publication date Dec 20, 2001
- California Institute of Technology, California corporation
- William Chun
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Direct methanol feed fuel cell and system
- Publication number 20010050230
- Publication date Dec 13, 2001
- California Institute of Technology
- Subbaroa Surampudi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Reduced size fuel cell for portable applications
- Publication number 20010051293
- Publication date Dec 13, 2001
- Sekharipuram R. Narayanan
- H01 - BASIC ELECTRIC ELEMENTS

Sekharipuram R. Narayanan

Person

Patents Grantslast 30 patents

Solid acid electrolytes for electrochemical devices

IR-doped ruthenium oxide catalyst for oxygen evolution

Low Pt content direct methanol fuel cell anode catalyst: nanophase...

Monopolar fuel cell stack coupled together without use of top or bo...

Direct methanol feed fuel cell and system

Direct methanol feed fuel cell and system

Organic fuel cell methods and apparatus

Direct methanol feed fuel cell and system

Solid acid electrolytes for electrochemical devices

Catalyst materials for fuel cells

Water free proton conducting membranes based on poly-4-vinylpyridin...

Membrane electrode assembly for a fuel cell

Proton conducting membrane using a solid acid

Proton conducting membranes for high temperature fuel cells with so...

Hydrogen generation by electrolysis of aqueous organic solutions

Organic fuel cell methods and apparatus

Electrode and interconnect for miniature fuel cells using direct me...

Organic fuel cell methods and apparatus

Direct methanol feed fuel cell and system

Reduced size fuel cell for portable applications

Direct methanol feed fuel cell and system

Hydrogen generation by electrolysis of aqueous organic solutions

Power generation in fuel cells using liquid methanol and hydrogen p...

Proton conducting membrane using a solid acid

Polymer electrolyte membranes for use in fuel cells

Aerosol feed direct methanol fuel cell

Hydrogen generation by electrolysis of aqueous organic solutions

Direct methanol feed fuel cell and system

Fabrication of a membrane having catalyst for a fuel cell

Hydrogen generation by electrolysis of aqueous organic solutions

Patents Applicationslast 30 patents

DIRECT METHANOL FUEL CELL OPERABLE WITH NEAT METHANOL

IR-DOPED RUTHENIUM OXIDE CATALYST FOR OXYGEN EVOLUTION

Low Pt content direct methanol fuel cell anode catalyst: nanophase...

Direct methanol fuel cell operable with neat methanol

SOLID ACID ELECTROLYTES FOR ELECTROCHEMICAL DEVICES

Proton conducting membrane using a solid acid

Organic fuel cell methods and apparatus

Direct methanol feed fuel cell and system

Direct methanol feed fuel cell and system

Composite polymer electrolytes based on organosilica hybrid proton...

Perfluoroalkanesulfonic acids and perfluoroalkanesulfonimides as el...

Direct methanol feed fuel cell and system

Direct methanol feed fuel cell and system

Water free proton conducting membranes based on poly-4-vinylpyridin...

Anode structure for direct methanol fuel cell

Organic fuel cell methods and apparatus

Cathode structure for direct methanol fuel cell

Methanol monopolar, miniature fuel cell and method of fabricating a...

Hydrogen generation by electrolysis of aqueous organic solutions

Membrane electrode assembly for a fuel cell

Proton conducting membranes for high temperature fuel cells develop...

Solid acid electrolytes for electrochemical devices

Proton conducting membrane using a solid acid

Electrode and interconnect for miniature fuel cells using direct me...

Catalyst materials for fuel cells

Organic fuel cell methods and apparatus

Organic fuel cell methods and apparatus

Direct deposit of catalyst on the membrane of direct feed fuel cells

Direct methanol feed fuel cell and system

Reduced size fuel cell for portable applications