David R. Berberick

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Maple Grove, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrolyte for lithium-manganese oxide cells and the like
- Patent number 5,154,992
- Issue date Oct 13, 1992
- Medtronic, Inc.
- David R. Berberick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery fill-post seal arrangement for hermeticity leakage testing
- Patent number 4,913,986
- Issue date Apr 3, 1990
- Medtronic, Inc.
- William G. Howard
- G01 - MEASURING TESTING
Information Patent Grant
Battery fill-port seal arrangement for hermeticity leakage testing
- Patent number 4,748,094
- Issue date May 31, 1988
- Medtronic, Inc.
- William G. Howard
- G01 - MEASURING TESTING
Information Patent Grant
Current collectors for batteries having cathode-electrolytes and ba...
- Patent number 4,666,799
- Issue date May 19, 1987
- Medtronic, Inc.
- Jonas A. Runquist
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonaqueous electrochemical cell
- Patent number 4,608,322
- Issue date Aug 26, 1986
- Medtronic, Inc.
- William G. Howard
- H01 - BASIC ELECTRIC ELEMENTS