Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811409 | Method and apparatus for detecting defect information in a holographic image pattern | — | 1989-03-07 |
| 4806774 | Inspection system for array of microcircuit dies having redundant circuit patterns | Lawrence H. Lin, Robert B. Howe | 1989-02-21 |