Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884455 | Method for analysis of failure of material employing imaging | Harold J. Vinegar, Jannetje De Waal | 1989-12-05 |
| 4856341 | Apparatus for analysis of failure of material | Harold J. Vinegar, Jannetje De Waal | 1989-08-15 |
| 4827761 | Sample holder | Harold J. Vinegar | 1989-05-09 |