Inventor · disambiguated record
Eberhard Nann
Also filed as: NANN EBERHARD
14 granted patents·2 pending applications·213 citations·filing 1980–2002
93Inventor score
Files withHAGEN BATTERIE AG9HOPPECKE ZOELLNER SOHN ACCU3ACCUMULATORENWERKE HOPPECKE1METALLGESELLSCHAFT AG1
Top patents by PatentIndex Score
16 records- 0169US6844104B2Vent plug system for storage batteriesHOPPECKE ZOELLNER SOHN ACCU·Filed 2001·Granted Jan 18, 2005·12 cites·9 claims
- 0269US5415219AGrid casting mold for the casting of lead grids for accumulators and methods for its manufactureHAGEN BATTERIE AG·Filed 1993·Granted May 16, 1995·37 cites·19 claims
- 0368US4760001ANegative electrode for lead accumulatorsHAGEN BATTERIE AG·Filed 1987·Granted Jul 26, 1988·35 cites·16 claims
- 0463US4788113ASheet material and separator envelopes manufactured therefrom for the electrode plates of batteriesHAGEN BATTERIE AG·Filed 1987·Granted Nov 29, 1988·29 cites·6 claims
- 0560US4778479AMethod of manufacturing accumulators having accumulator plate sets and an accumulator manufactured in accordance with this methodHAGEN BATTERIE AG·Filed 1987·Granted Oct 18, 1988·25 cites·28 claims
- 0654US6376119B1Plug system for capping cell vents in a storage battery and a battery cap for use in the plug systemHOPPECKE ZOELLNER SOHN ACCU·Filed 1998·Granted Apr 23, 2002·27 cites·29 claims
- 0740US6071642AMethod for manufacturing a battery cover which is at least partially electrically conductiveACCUMULATORENWERKE HOPPECKE·Filed 1998·Granted Jun 6, 2000·14 cites·20 claims
- 0839US4988418AMethod of electrically measuring the concentration of acidsHAGEN BATTERIE AG·Filed 1989·Granted Jan 29, 1991·8 cites·20 claims
- 0938US4657799ASheet material for the production of separator pockets for lead accumulatorsHAGEN BATTERIE AG·Filed 1986·Granted Apr 14, 1987·7 cites·4 claims
- 1036US5435182AMethod and apparatus for determining at least one physical parameter of accumulator electrode platesHAGEN BATTERIE AG·Filed 1994·Granted Jul 25, 1995·9 cites·14 claims
- 1136US2004013939A1Arrangement of the connector poles on an accumulatorFiled 2001·Application pending·0 cites
- 1231US4310353ALow-antimony lead alloyMETALLGESELLSCHAFT AG·Filed 1980·Granted Jan 12, 1982·2 cites·22 claims
- 1331US2003154040A1Process to determine battery storage capacityFiled 2002·Application pending·0 cites
- 1429US6635386B2Process for producing an industrial electrolyte for lead storage batteries in the form of a thixotropic gelHOPPECKE ZOELLNER SOHN ACCU·Filed 1998·Granted Oct 21, 2003·1 cites·10 claims
- 1527US5848468AMethod of forming metallic current conducting lugs at electrode plates of accumulatorsHAGEN BATTERIE AG·Filed 1995·Granted Dec 15, 1998·6 cites·36 claims
- 1623US4781997AStorage battery that is protected against the discharge of acidHAGEN BATTERIE AG·Filed 1986·Granted Nov 1, 1988·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →