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Your search returned 444 patents.
( 429/229 in Current US Classification )
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Patent IDTitleDate Filed
6596438 Alkaline cell with improved cathode June 13, 2001
6592635 Method of assembling an electrochemical cell January 12, 2001
6589693 High discharge electrolytic manganese dioxide and an electrode and alkaline cell incorporating the same June 14, 2000
6582851 Anode matrix April 19, 2001
6569566 Composite positive electrode material and method for making same December 30, 2000
6566008 Sealed alkaline storage battery February 28, 2001
6558849 Battery separator with copper-containing inorganic salt April 19, 2001
6555266 Alkaline cell with improved casing June 29, 1998
6551742 Zinc/air cell November 13, 2000
6548201 Zinc/air cell August 15, 2000
6544686 Metal-alkaline battery cells with reduced corrosion rates November 22, 2000
6541160 Battery separator with sulfide-containing inorganic salt April 19, 2001
6541153 Electrical power generator February 28, 2001
6528210 Anode degassing process September 29, 2000
6521378 Electrode having multi-modal distribution of zinc-based particles September 18, 1998
6521202 Oxygen ion conducting materials June 28, 1999
6500584 Manganese dry batteries March 10, 1999
6495289 Lithium secondary cell with an alloyed metallic powder containing electrode April 2, 1998
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