Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338390 | Contactless real-time in-situ monitoring of a chemical etching process | Steven G. Barbee, Leping Li, Eugene H. Ratzlaff | 1994-08-16 |
| 5294289 | Detection of interfaces with atomic resolution during material processing by optical second harmonic generation | Gary S. Selwyn, Syothi Singh, John A. Spinetti, Jr. | 1994-03-15 |