Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467156 | Method and apparatus for preparing electrochemical cells | David A. Velasquez, Douglas B. Holmes | 2002-10-22 |
| 5670273 | Method of preparing electrochemical cells | David A. Velasquez, Douglas B. Holmes | 1997-09-23 |