Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884455 | Method for analysis of failure of material employing imaging | Harold J. Vinegar, Scott Lee Wellington | 1989-12-05 |
| 4856341 | Apparatus for analysis of failure of material | Harold J. Vinegar, Scott Lee Wellington | 1989-08-15 |
| 4855452 | N-substituted azetidine carboxylate derivatives | Pieter A. Verbrugge, David W. Sopher | 1989-08-08 |
| 4812581 | Catalytic hydrogenolysis | Pieter A. Verbrugge | 1989-03-14 |