Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328586 | Process for the manufacture of lead-acid battery electrode and lead-acid storage battery | Mikhail B. Konovalov, Vladislav N. Demin | 1994-07-12 |
| 5252809 | Panel heating element and process for its production | — | 1993-10-12 |