Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666201 | Multiple order dispersive optics system and method of use | Blaine D. Johs, Ping He, Steven E. Green, Shakil A. Pittal | 1997-09-09 |
| 5657126 | Ellipsometer | Stephen P. Ducharme, Hassanayn Machlab El Hajj, Blaine D. Johs | 1997-08-12 |