Inventor
SPRENGEL DIETRICH
DE5 patents
Patents
5 patentsUS5660944AAug 26, 1997
Multicell storage battery
VARTA BATTERIE30 citations89
US5786108AJul 28, 1998
Electrochemical cell
VARTA BATTERIE10 citations67
US4735874AApr 5, 1988
Process for producing a gas-tight, sealed alkaline battery
VARTA BATTERIE9 citations65
US4643959AFeb 17, 1987
Process for producing a gas-tight, sealed alkaline battery
VARTA BATTERIE9 citations65
US4246326AJan 20, 1981
Multi-layer auxiliary electrode
VARTA BATTERIE13 citations65