Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7642108 | LED including photonic crystal structure | Michael R. Krames, Mihail Sigalas | 2010-01-05 |
| 7442964 | Photonic crystal light emitting device with multiple lattices | Mihail Sigalas | 2008-10-28 |
| 7442965 | Photonic crystal light emitting device | Michael R. Krames, John E. Epler | 2008-10-28 |
| 7294862 | Photonic crystal light emitting device | Michael R. Krames, Mihail Sigalas | 2007-11-13 |
| 7279718 | LED including photonic crystal structure | Michael R. Krames, Mihail Sigalas | 2007-10-09 |
| 6995389 | Heterostructures for III-nitride light emitting devices | James C. Kim, Nathan Gardner, Michael R. Krames, Yu-Chen Shen, Troy Trottier | 2006-02-07 |
| 6992334 | Multi-layer highly reflective ohmic contacts for semiconductor devices | Michael R. Krames, Serge L. Rudaz | 2006-01-31 |
| 6956246 | Resonant cavity III-nitride light emitting devices fabricated by growth substrate removal | John E. Epler, Michael R. Krames | 2005-10-18 |
| 6847057 | Semiconductor light emitting devices | Nathan Gardner, Gerd O. Mueller, Michael R. Krames | 2005-01-25 |
| 6844571 | III-nitride light-emitting device with increased light generating capability | Michael R. Krames, Daniel A. Steigerwald, Fred A. Kish, Jr., Pradeep Rajkomar, Tun Tan | 2005-01-18 |
| 6573537 | Highly reflective ohmic contacts to III-nitride flip-chip LEDs | Daniel Steigerwald, Steven D. Lester | 2003-06-03 |
| 6521914 | III-Nitride Light-emitting device with increased light generating capability | Michael R. Krames, Daniel Steigerwald, Fred A. Kish, Jr., Pradeep Rajkomar, Tun Tan | 2003-02-18 |
| 6514782 | Method of making a III-nitride light-emitting device with increased light generating capability | Michael R. Krames, Daniel Steigerwald, Fred A. Kish, Jr., Pradeep Rajkomar | 2003-02-04 |
| 6486499 | III-nitride light-emitting device with increased light generating capability | Michael R. Krames, Daniel Steigerwald, Fred A. Kish, Jr., Pradeep Rajkomar, Tun Tan | 2002-11-26 |
| 6287947 | Method of forming transparent contacts to a p-type GaN layer | Michael J. Ludowise, Steven A. Maranowski, Daniel Steigerwald | 2001-09-11 |
| 5936266 | Semiconductor devices and methods with tunnel contact hole sources | Nick Holonyak, Jr., Peter W. Evans | 1999-08-10 |