Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5523183 | Apparatus for use in a battery | Paul C. Koehler, Stephen A. Geibel | 1996-06-04 |
| 4292383 | Bilevel rechargeable cell | Arthur J. Phillips | 1981-09-29 |
| 4220693 | Composite separator/absorbent | Anthony Loh, Jr. | 1980-09-02 |