Marian Wiacek

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Holliston, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
End cap assembly for an electrochemical cell
- Patent number 6,143,439
- Issue date Nov 7, 2000
- Duracell, Inc.
- Robert A. Yoppolo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
End cap assembly for electrochemical cell
- Patent number 5,962,158
- Issue date Oct 5, 1999
- Duracell Inc.
- Robert A. Yoppolo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Upward deflecting support disk for electrochemical cell seal
- Patent number 5,759,713
- Issue date Jun 2, 1998
- Duracell, Inc.
- Christopher L. DePalma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Seal for electrochemical cell
- Patent number 5,750,283
- Issue date May 12, 1998
- Duracell Inc.
- Christopher L. DePalma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Upward deflecting support disk for electrochemical cell seal
- Patent number 5,532,081
- Issue date Jul 2, 1996
- Duracell Inc.
- Christopher L. DePalma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact ring for on-cell battery tester
- Patent number 5,491,038
- Issue date Feb 13, 1996
- Duracell Inc.
- Christopher L. DePalma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure seal for alkaline cells
- Patent number 5,080,985
- Issue date Jan 14, 1992
- Duracell Inc.
- Marian Wiacek
- H01 - BASIC ELECTRIC ELEMENTS