Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403774 | Method for fabricating index-guided semiconductor laser | Chan-Long Shieh, Reinhart W. H. Engelmann | 1995-04-04 |
| 5126803 | Broadband quantum well LED | Harold E. Hager | 1992-06-30 |