Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886636 | Method of controlling the pore morphology of strengthened silver powder compacts | — | 1989-12-12 |
| 4844998 | Bipolar silver oxide-aluminum electrode | Chi H. Leung | 1989-07-04 |