Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9349910 | Staggered composition quantum well method and device | Nelson Tansu, Ronald A. Arif, Hongping Zhao | 2016-05-24 |
| 8659005 | Staggered composition quantum well method and device | Nelson Tansu, Ronald A. Arif, Hongping Zhao | 2014-02-25 |
| 8586963 | Semiconductor light-emitting devices having concave microstructures providing improved light extraction efficiency and method for producing same | Nelson Tansu, James F. Gilchrist, Pisist Kumnorkaew | 2013-11-19 |
| 8541252 | Abbreviated epitaxial growth mode (AGM) method for reducing cost and improving quality of LEDs and lasers | Nelson Tansu, Helen M. Chan, Richard P. Vinci, Jeffrey Biser | 2013-09-24 |
| 8076667 | Efficient light extraction method and device | Nelson Tansu, James F. Gilchrist, Pisit Kumnorkaew, Ronald A. Arif | 2011-12-13 |
| 8030641 | Graded in content gallium nitride-based device and method | Nelson Tansu, Ronald A. Arif | 2011-10-04 |
| 7842531 | Gallium nitride-based device and method | Nelson Tansu, Ronald A. Arif | 2010-11-30 |
| 7518139 | Gallium nitride-based device and method | Nelson Tansu, Ronald A. Arif | 2009-04-14 |