Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645959 | Battery plates with self-passivating iron cores and mixed acid electrolyte | — | 1997-07-08 |
| 5643696 | Battery plates with lightweight cores | — | 1997-07-01 |
| 5368960 | Utilization efficiencies by using high sulfate starting materials | — | 1994-11-29 |
| 5334464 | Lightweight battery plates | — | 1994-08-02 |
| 5114807 | Lightweight bipolar storage battery | — | 1992-05-19 |
| 4735870 | Lead-acid battery construction | — | 1988-04-05 |
| 4658499 | Bipolar battery plate | — | 1987-04-21 |
| 4625395 | Battery plate containing filler with conductive coating | — | 1986-12-02 |
| 4547443 | Unitary plate electrode | Thomas J. Clough, Jack Y. Josefowicz, John W. Sibert | 1985-10-15 |
| 4542082 | Bipolar battery plate | — | 1985-09-17 |
| 4539268 | Sealed bipolar multi-cell battery | — | 1985-09-03 |
| 4510219 | Battery plate containing filler with conductive coating | — | 1985-04-09 |
| 4499424 | State-of-charge coulometer | — | 1985-02-12 |
| 4448858 | Chemically rechargeable battery | James E. Graf | 1984-05-15 |
| 4405697 | Lead-acid battery | — | 1983-09-20 |
| 4250140 | Method and composition for retarding water evaporation | — | 1981-02-10 |