Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5160455 | Fabrication of homogenous sol-gel derived multiphase materials using gelling control agents | David E. Clark | 1992-11-03 |
| 4844848 | Method for preparing Al.sub.2 O.sub.3 powder and products | David E. Clark | 1989-07-04 |