Friedrich Woeffler

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Frankfurt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Automatic coupling system for traction batteries
- Patent number 5,538,809
- Issue date Jul 23, 1996
- Varta Batterie Aktiengesellschaft
- Rainer Bittihn
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Galvanic cell with a polymer electrode
- Patent number 5,047,302
- Issue date Sep 10, 1991
- Varta Batterie Aktiengesellschaft
- Rainer Bittihn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the production of electrically conducting organic polym...
- Patent number 4,753,715
- Issue date Jun 28, 1988
- Varta Batterie Aktiengesellschaft
- Rainer Bittihn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Manufacture of electrochemical high temperature cells
- Patent number 4,447,376
- Issue date May 8, 1984
- Varta Batterie Aktiengesellschaft
- Tsvetko Chobanov
- H01 - BASIC ELECTRIC ELEMENTS