Assignee
SONNENSCHEIN ACCUMULATOREN
8 granted patents·92 citations·filing 1975–1993
Top patents by PatentIndex Score
8 records- 0170US4414302AMethod of making a lead storage battery and lead storage battery made according to this methodSONNENSCHEIN ACCUMULATOREN·Filed 1981·Granted Nov 8, 1983·27 cites·10 claims
- 0254US5468575AMaintenance-free high capacity lead battery or accumulatorSONNENSCHEIN ACCUMULATOREN·Filed 1993·Granted Nov 21, 1995·15 cites·9 claims
- 0352US4150199APrecursor for an electrical storage lead batterySONNENSCHEIN ACCUMULATOREN·Filed 1978·Granted Apr 17, 1979·14 cites·9 claims
- 0442US4725404ALead calcium alloy and process of making sameSONNENSCHEIN ACCUMULATOREN·Filed 1986·Granted Feb 16, 1988·8 cites·9 claims
- 0541US3963521ALeakproof bonding of storage battery componentsSONNENSCHEIN ACCUMULATOREN·Filed 1975·Granted Jun 15, 1976·9 cites·3 claims
- 0633US4672166AControl circuit for the current of a welding transformerSONNENSCHEIN ACCUMULATOREN·Filed 1986·Granted Jun 9, 1987·8 cites·6 claims
- 0729US4894300ASealed maintenance-free lead-acid storage batterySONNENSCHEIN ACCUMULATOREN·Filed 1988·Granted Jan 16, 1990·8 cites·9 claims
- 0823US4120613APump for molten lead, particularly injection pump used in the manufacture of storage battery platesSONNENSCHEIN ACCUMULATOREN·Filed 1977·Granted Oct 17, 1978·3 cites·15 claims
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