Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372981 | Method of preparing metal-heterocarbon-nitrogen catalyst for electrochemical cells | — | 1994-12-13 |
| 5314766 | Lead-acid battery electrode and method of manufacture | Armand R. Poirier | 1994-05-24 |