Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6208074 | Double-sided electroluminescent device | Michel Schar, Libero Zuppiroli | 2001-03-27 |
| 4230997 | Buried double heterostructure laser device | Robert L. Hartman, Louis A. Koszi, Wilfried Wagner | 1980-10-28 |