Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5503947 | Ni-H.sub.2 battery having improved thermal properties | William Kelly, Wein-Shen Jiang, Ronald R. Kessler, Martin W. Earl | 1996-04-02 |
| 5310609 | Battery cell terminal seal/intercell connector | Martin W. Earl, Ronald R. Kessler | 1994-05-10 |