Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873434 | Scanning optical microscope using single laser beam | Chung Wah See | 1989-10-10 |
| 4845362 | In situ differential imaging and method utilizing a scanning electron microscope | Albert Sicignano | 1989-07-04 |