James H. Annen

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Dane, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrochemical cell having an inner seal member
- Patent number 5,500,308
- Issue date Mar 19, 1996
- Rayovac Corporation
- Jack T. West
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dry cell seal closure
- Patent number 5,079,108
- Issue date Jan 7, 1992
- Rayovac Corporation
- James H. Annen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coated absorbent barrier protecting separator and battery embodying...
- Patent number 4,096,317
- Issue date Jun 20, 1978
- ESB Incorporated
- James Herbert Annen
- H01 - BASIC ELECTRIC ELEMENTS