GH

Ghulam Hasnain

BR Bridgelux: 25 patents #7 of 74Top 10%
HP HP: 5 patents #933 of 7,018Top 15%
LU Luxnet: 3 patents #8 of 36Top 25%
GA Glo Ab: 3 patents #25 of 55Top 50%
LU Lumileds Lighting Us: 2 patents #55 of 139Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
AT Agilent Technologies: 1 patents #1,723 of 3,411Top 55%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
PC Philips Lumileds Lighting Company: 1 patents #104 of 181Top 60%
📍 Palo Alto, CA: #446 of 9,675 inventorsTop 5%
🗺 California: #10,163 of 386,348 inventorsTop 3%
Overall (All Time): #70,353 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7956546 Modular LED light bulb 2011-06-07
7939839 Series connected segmented LED 2011-05-10
7915621 Inverted LED structure with improved light extraction 2011-03-29
7741134 Inverted LED structure with improved light extraction 2010-06-22
7345324 Light emitting diodes with graded composition active regions David P. Bour, Nathan Gardner, Werner Goetz, Stephen A. Stockman, Tetsuya Takeuchi +2 more 2008-03-18
6955933 Light emitting diodes with graded composition active regions David P. Bour, Nathan Gardner, Werner Goetz, Stephen A. Stockman, Tetsuya Takeuchi +2 more 2005-10-18
6853663 Efficiency GaN-based light emitting devices Richard P. Schneider, Scott W. Corzine, Mark R. Hueschen, Tetsuya Takeuchi, Danny E. Mars 2005-02-08
6680963 Vertical-cavity surface emitting laser utilizing a reversed biased diode for improved current confinement Andrew Shuh-Huei Liao, Chihping Kuo, Hao-Chung Kuo, Zhiqing Shi, Minh Ngoc Trieu 2004-01-20
6553053 Vertical cavity surface emitting laser having improved light output function Andrew Shuh-Huei Liao, Chihping Kuo, Hao-Chung Kuo, Zhiqing Shi, Minh Ngoc Trieu 2003-04-22
6534331 Method for making a vertical-cavity surface emitting laser with improved current confinement Andrew Shuh-Huei Liao, Chihping Kuo, Hao-Chung Kuo, Zhiqing Shi, Minh Ngoc Trieu 2003-03-18
6526082 P-contact for GaN-based semiconductors utilizing a reverse-biased tunnel junction Scott W. Corzine, Richard P. Schneider 2003-02-25
5892787 N-drive, p-common light-emitting devices fabricated on an n-type substrate and method of making same Michael R. T. Tan, Albert Yuen, Shih-Yuan Wang, Yu-Min Houng 1999-04-06
5866936 Mesa-structure avalanche photodiode having a buried epitaxial junction James N. Hollenhorst, Chung-Yi Su 1999-02-02
5843804 Method of making avalanche photodiodes with epitaxially-regrown guard rings Chung-Yi Su, James N. Hollenhorst 1998-12-01
5610416 Avalanche photodiode with epitaxially regrown guard rings Chung-Yi Su, James N. Hollenhorst 1997-03-11
5136603 Self-monitoring semiconductor laser device Kuochou Tai 1992-08-04
5023685 Quantum-well radiation-interactive device, and methods of radiation detection and modulation Clyde George Bethea, Barry Levine, Roger Malik 1991-06-11
4883770 Selective NIPI doping super lattice contacts and other semiconductor device structures formed by shadow masking fabrication Gottfried H. Dohler, Jeffrey N. Miller 1989-11-28