Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866013 | Process for making an improved ceramic material | Michael R. Anseau, James M. Lawson | 1989-09-12 |
| 4804644 | Ceramic material | Michael R. Anseau, James M. Lawson | 1989-02-14 |