Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8541869 | Cleaved facet (Ga,Al,In)N edge-emitting laser diodes grown on semipolar bulk gallium nitride substrates | Shuji Nakamura, James S. Speck, Steven P. DenBaars | 2013-09-24 |
| 8481991 | Anisotropic strain control in semipolar nitride quantum wells by partially or fully relaxed aluminum indium gallium nitride layers with misfit dislocations | Hiroaki Ohta, Feng Wu, Arpan Chakraborty, James S. Speck, Steven P. DenBaars +2 more | 2013-07-09 |
| 8227819 | Thin p-type gallium nitride and aluminum gallium nitride electron-blocking layer free gallium nitride-based light emitting diodes | Hong Zhong, James S. Speck, Steven P. DenBaars, Shuji Nakamura | 2012-07-24 |
| 8114698 | High light extraction efficiency nitride based light emitting diode by surface roughening | Hong Zhong, Kenneth Vampola, James S. Speck, Steven P. DenBaars, Shuji Nakamura | 2012-02-14 |
| 8044383 | Thin P-type gallium nitride and aluminum gallium nitride electron-blocking layer free gallium nitride-based light emitting diodes | Hong Zhong, James S. Speck, Steven P. DenBaars, Shuji Nakamura | 2011-10-25 |