Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6143439 | End cap assembly for an electrochemical cell | Robert A. Yoppolo, Sean A. Sargeant | 2000-11-07 |
| 5962158 | End cap assembly for electrochemical cell | Robert A. Yoppolo, Sean A. Sargeant | 1999-10-05 |
| 5759713 | Upward deflecting support disk for electrochemical cell seal | Christopher L. DePalma, Peter J. Pope, Sean A. Sargeant, Robert A. Yoppolo | 1998-06-02 |
| 5750283 | Seal for electrochemical cell | Christopher L. DePalma, Lucian P. Fontaine, Peter R. Moses, Robert A. Yoppolo, Peter J. Pope +2 more | 1998-05-12 |
| 5532081 | Upward deflecting support disk for electrochemical cell seal | Christopher L. DePalma, Peter J. Pope, Sean A. Sargeant, Robert A. Yoppolo | 1996-07-02 |
| 5491038 | Contact ring for on-cell battery tester | Christopher L. DePalma, William T. McHugh, Sean A. Sargeant, Robert A. Yoppolo | 1996-02-13 |
| 5080985 | High pressure seal for alkaline cells | Vance R. Shepard, Jr., Robert A. Yoppolo, Robert Payne, Peter J. Pope, Boris Falczuk | 1992-01-14 |
| 4670362 | Snap-in sealing and insulating member for galvanic cells | Ronald J. Book | 1987-06-02 |
| 4537841 | Metal-supported seals for galvanic cells | Charles Markin, Ronald J. Book | 1985-08-27 |
| 4476200 | Galvanic cell and sealing and insulation member therefor | Charles Markin, Ronald J. Book, Michael J. Smith | 1984-10-09 |
| 4433035 | Catalytic cathode composition for air-depolarized cell and method of preparation | — | 1984-02-21 |