Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D358130 | Battery | John Haydon Watters, Brian Collier | 1995-05-09 |
| D285191 | Electric storage battery | Joseph Valentine | 1986-08-19 |
| 4579790 | Electric storage batteries | Joseph Valentine, Donald Jones | 1986-04-01 |
| 4562128 | Electric storage batteries | Joseph Valentine | 1985-12-31 |