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Jiujun Zhang
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Richmond, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Sensor for measuring the concentration of a solvent or solute in a...
Patent number
8,988,085
Issue date
Mar 24, 2015
National Research Council of Canada
Jun Shen
G01 - MEASURING TESTING
Information
Patent Grant
Method of improving the performance of a direct feed fuel cell
Patent number
6,884,530
Issue date
Apr 26, 2005
SFC, Smart Fuel Cell AG
Kevin Colbow
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Tetramethyl orthocarbonate fuel cells and systems and methods relat...
Patent number
6,864,001
Issue date
Mar 8, 2005
Ballard Power Systems Inc.
Jiujun Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Direct dimethyl ether fuel cells
Patent number
6,777,116
Issue date
Aug 17, 2004
Ballard Power Systems Inc.
Jens Müller
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Indirect measurement of fuel concentration in a liquid feed fuel cell
Patent number
6,698,278
Issue date
Mar 2, 2004
Ballard Power Systems Inc.
Jiujun Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell concentration sensor
Patent number
6,527,943
Issue date
Mar 4, 2003
Ballard Power Systems, Inc.
Jiujun Zhang
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for operating an electrochemical fuel cell wit...
Patent number
6,472,090
Issue date
Oct 29, 2002
Ballard Power Systems Inc.
Kevin Michael Colbow
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrolytic generation of nitrogen
Patent number
6,299,743
Issue date
Oct 9, 2001
A.T.S. Electro-Lube Holdings, Ltd/
Colin Oloman
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ionomer impregnation of electrode substrates for improved fuel cell...
Patent number
6,187,467
Issue date
Feb 13, 2001
Ballard Power Systems Inc.
Jiujun Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode treatment method for improving performance in liquid feed...
Patent number
6,153,323
Issue date
Nov 28, 2000
Ballard Power Systems Inc.
Kevin M. Colbow
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Sensor for Measuring the Concentration of a Solvent or Solute in a...
Publication number
20110291676
Publication date
Dec 1, 2011
Jun Shen
G01 - MEASURING TESTING
Information
Patent Application
Controllable Synthesis of Porous Carbon Spheres, and Electrochemica...
Publication number
20110082024
Publication date
Apr 7, 2011
Hansan Liu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
AIR DIFFUSION CATHODES FOR FUEL CELLS
Publication number
20070264550
Publication date
Nov 15, 2007
Magpower Systems Inc.
Lei Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrolytic generation of nitrogen
Publication number
20070108045
Publication date
May 17, 2007
Colin Oloman
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Reactant feed apparatus for direct feed fuel cells and methods rela...
Publication number
20040131898
Publication date
Jul 8, 2004
Ballard Power Systems Inc.
Jiujun Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Tetramethyl orthocarbonate fuel cells and systems and methods relat...
Publication number
20040053084
Publication date
Mar 18, 2004
Ballard Power Systems Inc.
Jiujun Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Direct dimethoxymethane and methanol fuel cells
Publication number
20040033397
Publication date
Feb 19, 2004
Ballard Power Systems Inc.
Kevin Colbow
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrolytic generation of nitrogen
Publication number
20040031695
Publication date
Feb 19, 2004
Colin Oloman
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Indirect measurement of fuel concentration in a liquid feed fuel cell
Publication number
20030110841
Publication date
Jun 19, 2003
Jiujun Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for adjusting the temperature of a fuel cell b...
Publication number
20030003336
Publication date
Jan 2, 2003
Kevin Michael Colbow
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of improving the performance of a direct feed fuel cell
Publication number
20020192513
Publication date
Dec 19, 2002
Kevin Colbow
H01 - BASIC ELECTRIC ELEMENTS