Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339512 | Battery having electrode with hydrophilic polymer binder | Romeo R. Witherspoon | 1982-07-13 |
| 4312931 | Zinc electrode containing porous calcium silicate | Romeo R. Witherspoon | 1982-01-26 |