Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973532 | Battery separator with integral thermal fuse | Steven M. Mullins, Ellen A. Langford, Robert J. Fleming | 1990-11-27 |
| 4438185 | Hydrophilic polymer coated microporous membranes capable of use as a battery separator | — | 1984-03-20 |
| 4359510 | Hydrophilic polymer coated microporous membranes capable of use as a battery separator | — | 1982-11-16 |
| 4298666 | Coated open-celled microporous membranes | — | 1981-11-03 |