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Technology Stocks : Ballard Power -world leader zero-emission PEM fuel cells -- Ignore unavailable to you. Want to Upgrade?


To: D.T.Stox who wrote (3038)8/29/1998 3:06:00 PM
From: Urlman  Respond to of 5827
 
Ballard has quietly but steadfastly been getting new patents awarded

ISSUED: Aug. 25, 1998
5798186 : Method and apparatus for commencing operation of a fuel cell electric power generation system below the freezing temperature of water
patents.ibm.com


ISSUED: Aug. 18, 1998
5795669 : Electrode
patents.ibm.com

ISSUED: Aug. 4 , 1998
5789091 : Electrochemical fuel cell stack with compression bands
patents.ib.com

ISSUED: June 30, 1998
5773480 : Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom
patents.ibm.com

ISSUED: June 30, 1998
5773160 : Electrochemical fuel cell stack with concurrent flow of coolant and oxidant streams and countercurrent flow of fuel and
oxidant streams
patents.ibm.com

ISSUED: June 9 , 1998
5763765 : Method and apparatus for detecting and locating perforations in membranes employed in electrochemical cells
patents.ibm.com

Scores of patents prior to June of 1998 can be found
@ patents.ibm.com

Cheers,
Urlman