Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5154993 | Electrode strips for coiled assemblies and method of producing them | — | 1992-10-13 |
| 4581304 | Thermoformed film member vent for galvanic cells | Randolph J. Glau | 1986-04-08 |
| 4255499 | High pressure safety vent for galvanic dry cells | — | 1981-03-10 |
| 4251602 | High pressure safety vent for galvanic dry cells | — | 1981-02-17 |