Assignee
POLYSTOR CORP
US9 patents
Top patents by PatentIndex Score
US6379842B1Apr 30, 2002
Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes
POLYSTOR CORP143 citations99
US6007947ADec 28, 1999
Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes
POLYSTOR CORP157 citations99
US5783333AJul 21, 1998
Lithium nickel cobalt oxides for positive electrodes
POLYSTOR CORP235 citations99
US5741606AApr 21, 1998
Overcharge protection battery vent
POLYSTOR CORP140 citations97
US5609972AMar 11, 1997
Cell cap assembly having frangible tab disconnect mechanism
POLYSTOR CORP116 citations95
US6159631ADec 12, 2000
Overcharge safety vents on prismatic cells
POLYSTOR CORP85 citations93
US5558954ASep 24, 1996
Preparation of carbon electrodes by polymer-precipitation
POLYSTOR CORP40 citations92
US6426165B1Jul 30, 2002
Electrochemical cell separators with high crystallinity binders
POLYSTOR CORP21 citations84
US5898294AApr 27, 1999
Control loop for pulse charging lithium ion cells
POLYSTOR CORP32 citations80