Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677765 | Method for calibrating a topographic instrument | Ellen Laird, W. Murray Bullis, Bradley W. Scheer | 1997-10-14 |
| 5599464 | Formation of atomic scale vertical features for topographic instrument calibration | Ellen Laird, W. Murray Bullis, Bradley W. Scheer | 1997-02-04 |