PP

Peter J. Pope

DU Duracell: 5 patents #24 of 239Top 15%
DI Duracell International: 1 patents #14 of 30Top 50%
Overall (All Time): #887,591 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5759713 Upward deflecting support disk for electrochemical cell seal Christopher L. DePalma, Sean A. Sargeant, Marian Wiacek, Robert A. Yoppolo 1998-06-02
5750283 Seal for electrochemical cell Christopher L. DePalma, Lucian P. Fontaine, Peter R. Moses, Marian Wiacek, Robert A. Yoppolo +2 more 1998-05-12
5589293 Sealed galvanic cell with injection molded top Richard B. Willis-Owen 1996-12-31
5532081 Upward deflecting support disk for electrochemical cell seal Christopher L. DePalma, Sean A. Sargeant, Marian Wiacek, Robert A. Yoppolo 1996-07-02
5080985 High pressure seal for alkaline cells Marian Wiacek, Vance R. Shepard, Jr., Robert A. Yoppolo, Robert Payne, Boris Falczuk 1992-01-14
4319122 Synchronous arrangement and method for heat treating workpieces Richard B. Willis-Owen 1982-03-09