P

Inventor

VOSS HENRY H

CA28 patents
⚠️ This page may combine multiple inventors who share the name “VOSS HENRY H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BALLARD POWER SYSTEMS

26 patents
US6057054AMay 2, 2000

Membrane electrode assembly for an electrochemical fuel cell and a method of making an improved membrane electrode assembly

BALLARD POWER SYSTEMS293 citations98
US5773160AJun 30, 1998

Electrochemical fuel cell stack with concurrent flow of coolant and oxidant streams and countercurrent flow of fuel and oxidant streams

BALLARD POWER SYSTEMS143 citations98
US5686200ANov 11, 1997

Electrochemical fuel cell assembly with compliant compression mechanism

BALLARD POWER SYSTEMS99 citations98
US5366818ANov 22, 1994

Solid polymer fuel cell systems incorporating water removal at the anode

BALLARD POWER SYSTEMS214 citations98
US5300370AApr 5, 1994

Laminated fluid flow field assembly for electrochemical fuel cells

BALLARD POWER SYSTEMS264 citations98
US5252410AOct 12, 1993

Lightweight fuel cell membrane electrode assembly with integral reactant flow passages

BALLARD POWER SYSTEMS225 citations98
US6190793B1Feb 20, 2001

Electrochemical fuel cell stack with an improved compression assembly

BALLARD POWER SYSTEMS92 citations97
US6106964AAug 22, 2000

Solid polymer fuel cell system and method for humidifying and adjusting the temperature of a reactant stream

BALLARD POWER SYSTEMS219 citations97
US6066409AMay 23, 2000

Electrochemical fuel cell stack with improved reactant manifolding and sealing

BALLARD POWER SYSTEMS166 citations97
US5527363AJun 18, 1996

Method of fabricating an embossed fluid flow field plate

BALLARD POWER SYSTEMS130 citations97
US5230966AJul 27, 1993

Coolant flow field plate for electrochemical fuel cells

BALLARD POWER SYSTEMS113 citations97
US6423439B1Jul 23, 2002

Membrane electrode assembly for an electrochemical fuel cell

BALLARD POWER SYSTEMS62 citations96
US5547776AAug 20, 1996

Electrochemical fuel cell stack with concurrently flowing coolant and oxidant streams

BALLARD POWER SYSTEMS105 citations96
US5484666AJan 16, 1996

Electrochemical fuel cell stack with compression mechanism extending through interior manifold headers

BALLARD POWER SYSTEMS204 citations96
US5482680AJan 9, 1996

Electrochemical fuel cell assembly with integral selective oxidizer

BALLARD POWER SYSTEMS110 citations96
US5470671ANov 28, 1995

Electrochemical fuel cell employing ambient air as the oxidant and coolant

BALLARD POWER SYSTEMS120 citations96
US5441819AAug 15, 1995

Method and apparatus for removing water from electrochemical fuel cells by controlling the temperature and pressure of the reactant streams

BALLARD POWER SYSTEMS73 citations96
US5260143ANov 9, 1993

Method and apparatus for removing water from electrochemical fuel cells

BALLARD POWER SYSTEMS72 citations96
US5521018AMay 28, 1996

Embossed fluid flow field plate for electrochemical fuel cells

BALLARD POWER SYSTEMS91 citations95
US5382478AJan 17, 1995

Electrochemical fuel cell stack with humidification section located upstream from the electrochemically active section

BALLARD POWER SYSTEMS126 citations95
US6416895B1Jul 9, 2002

Solid polymer fuel cell system and method for humidifying and adjusting the temperature of a reactant stream

BALLARD POWER SYSTEMS61 citations94
US6783878B2Aug 31, 2004

Solid polymer fuel cell system and method for humidifying and adjusting the temperature of a reactant stream

BALLARD POWER SYSTEMS32 citations91
US5432021AJul 11, 1995

Method and apparatus for oxidizing carbon monoxide in the reactant stream of an electrochemical fuel cell

BALLARD POWER SYSTEMS54 citations91
US6946212B2Sep 20, 2005

Electrochemical fuel cell stack with improved reactant manifolding and sealing

BALLARD POWER SYSTEMS5 citations72
US6764783B2Jul 20, 2004

Electrochemical fuel cell stack with improved reactant manifolding and sealing

BALLARD POWER SYSTEMS7 citations72
US6571897B2Jun 3, 2003

Vehicle with a fuel cell system and method for operating the same

BALLARD POWER SYSTEMS7 citations71

JOHNSON MATTHEY PLC

1 patent

ALBERTA RES COUNCIL

1 patent