Hasnain; Ghulam

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hasnain; Ghulam.The latest application filed is for "light sources utilizing segmented leds to compensate for manufacturing variations in the light output of individual segmented leds".

Company Profile

7.44.38

Hasnain; Ghulam - Livermore CA
HASNAIN; Ghulam - Palo Alto CA
Hasnain; Ghulam - Sunnyvale CA US
Hasnain; Ghulam - Union City CA
Hasnain; Ghulam - Stanford CA
Hasnain; Ghulam - Edison NJ
Hasnain; Ghulam - Mtn. View CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
LED-based replacement for fluorescent light source Grant 11,428,371 - Hasnain , et al. August 30, 2	2022-08-30
Light Sources Utilizing Segmented Leds To Compensate For Manufacturing Variations In The Light Output Of Individual Segmented Leds App 20210280758 - HASNAIN; Ghulam ; et al.	2021-09-09
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 10,966,300 - Hasnain , et al. March 30, 2	2021-03-30
Led-based Replacement For Fluorescent Light Source App 20200248879 - Kind Code	2020-08-06
LED-based replacement for fluorescent light source Grant 10,551,008 - Hasnain , et al. Fe	2020-02-04
Light Sources Utilizing Segmented Leds To Compensate For Manufacturing Variations In The Light Output Of Individual Segmented Le App 20200015335 - HASNAIN; Ghulam ; et al.	2020-01-09
Led-based Replacement For Fluorescent Light Source App 20190195438 - Hasnain; Ghulam ; et al.	2019-06-27
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 10,334,674 - Hasnain , et al.	2019-06-25
LED-based replacement for fluorescent light source Grant 10,132,450 - Hasnain , et al. November 20, 2	2018-11-20
Light Sources Utilizing Segmented Leds To Compensate For Manufacturing Variations In The Light Output Of Individual Segmented Leds App 20180295688 - HASNAIN; Ghulam ; et al.	2018-10-11
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 9,913,333 - Hasnain , et al. March 6, 2	2018-03-06
Led-based Replacement For Fluorescent Light Source App 20170211754 - Hasnain; Ghulam ; et al.	2017-07-27
Light Sources Utilizing Segmented Leds To Compensate For Manufacturing Variations In The Light Output Of Individual Segmented Leds App 20170202065 - HASNAIN; Ghulam ; et al.	2017-07-13
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 9,634,062 - Hasnain , et al. April 25, 2	2017-04-25
LED-based replacement for fluorescent light source Grant 9,599,287 - Hasnain , et al. March 21, 2	2017-03-21
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 9,472,593 - Hasnain , et al. October 18, 2	2016-10-18
Series connected segmented LED Grant RE46,155 - Hasnain September 20, 2	2016-09-20
Nanowire sized opto-electronic structure and method for manufacturing the same Grant 9,419,183 - Lowgren , et al. August 16, 2	2016-08-16
Light Sources Utilizing Segmented LEDs to Compensate for Manufacturing Variations in the Light Output of Individual Segmented LEDs App 20150382410 - HASNAIN; Ghulam ; et al.	2015-12-31
Nanowire Sized Opto-electronic Structure And Method For Manufacturing The Same App 20150207037 - Lowgren; Truls ; et al.	2015-07-23
Nanowire sized opto-electronic structure and method for manufacturing the same Grant 8,937,295 - Lowgren , et al. January 20, 2	2015-01-20
Led-based Replacement For Fluorescent Light Source App 20140226333 - Hasnain; Ghulam ; et al.	2014-08-14
LED-based replacement for fluorescent light source Grant 8,668,361 - Hasnain , et al. March 11, 2	2014-03-11
Method and apparatus for manufacturing LED devices using laser scribing Grant 8,455,332 - Hamaguchi , et al. June 4, 2	2013-06-04
Drive circuit for a color temperature tunable LED light source Grant 8,436,549 - Hasnain May 7, 2	2013-05-07
Nanowire Sized Opto-electronic Structure And Method For Manufacturing The Same App 20130092900 - Lowgren; Truls ; et al.	2013-04-18
Nanowire sized opto-electronic structure and method for manufacturing the same Grant 8,350,251 - Lowgren , et al. January 8, 2	2013-01-08
Modular LED light bulb Grant 8,350,485 - Hasnain January 8, 2	2013-01-08
LED structure Grant 8,338,848 - Hasnain , et al. December 25, 2	2012-12-25
Method and apparatus for manufacturing LED devices using laser scribing Grant 8,324,636 - Hamaguchi , et al. December 4, 2	2012-12-04
Series connected segmented LED Grant 8,207,543 - Hasnain June 26, 2	2012-06-26
LED-Based Replacement for Fluorescent Light Source App 20120068604 - Hasnain; Ghulam ; et al.	2012-03-22
Multi-Junction LED App 20120058584 - Hasnain; Ghulam ; et al.	2012-03-08
Color Temperature Tunable Led Light Source App 20120038291 - Hasnain; Ghulam	2012-02-16
Drive Circuit For A Color Temperature Tunable Led Light Source App 20120038286 - Hasnain; Ghulam	2012-02-16
Light sources with serially connected LED segments including current blocking diodes Grant 8,084,775 - Hasnain , et al. December 27, 2	2011-12-27
LED Structure App 20110303942 - Hasnain; Ghulam ; et al.	2011-12-15
Distributed LED-based light source Grant 8,035,284 - Hasnain October 11, 2	2011-10-11
LED structure Grant 8,026,527 - Hasnain , et al. September 27, 2	2011-09-27
Light Sources Utilizing Segmented LEDs to Compensate for Manufacturing Variations in the Light Output of Individual Segmented LEDs App 20110182064 - Hasnain; Ghulam ; et al.	2011-07-28
Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs Grant 7,982,409 - Hasnain , et al. July 19, 2	2011-07-19
Modular LED Light Bulb App 20110169407 - Hasnain; Ghulam	2011-07-14
Series Connected Segmented LED App 20110163347 - Hasnain; Ghulam	2011-07-07
Modular LED light bulb Grant 7,956,546 - Hasnain June 7, 2	2011-06-07
Series connected segmented LED Grant 7,939,839 - Hasnain May 10, 2	2011-05-10
Inverted LED structure with improved light extraction Grant 7,915,621 - Hasnain March 29, 2	2011-03-29
Distributed LED-Based Light Source App 20110068672 - Hasnain; Ghulam	2011-03-24
Method and Apparatus for Manufacturing LED Devices using Laser Scribing App 20110031508 - Hamaguchi; Norihito ; et al.	2011-02-10
Inverted LED Structure with Improved Light Extraction App 20100219440 - Hasnain; Ghulam	2010-09-02
Multi-Junction LED App 20100219431 - Hasnain; Ghulam ; et al.	2010-09-02
Inverted LED structure with improved light extraction Grant 7,741,134 - Hasnain June 22, 2	2010-06-22
Method And Apparatus For Manufacturing LED Devices Using Laser Scribing App 20100140630 - Hamaguchi; Norihito ; et al.	2010-06-10
Light Sources Utilizing Segmented LEDs to Compensate for Manufacturing Variations in the Light Output of Individual Segmented LEDs App 20100141175 - Hasnain; Ghulam ; et al.	2010-06-10
Modular LED Light Bulb App 20100134047 - Hasnain; Ghulam	2010-06-03
Inverted LED Structure with Improved Light Extraction App 20100065866 - Hasnain; Ghulam	2010-03-18
Series Connected Segmented LED App 20100059768 - Hasnain; Ghulam	2010-03-11
LED Source Adapted for Light Bulbs and the Like App 20100046221 - Posselt; Jason Loomis ; et al.	2010-02-25
LED with Reduced Electrode Area App 20090321775 - Hasnain; Ghulam	2009-12-31
LED Structure App 20090146165 - Hasnain; Ghulam ; et al.	2009-06-11
Light emitting diodes with graded composition active regions Grant 7,345,324 - Bour , et al. March 18, 2	2008-03-18
Light emitting diodes with graded composition active regions App 20050263780 - Bour, David P. ; et al.	2005-12-01
Light emitting diodes with graded composition active regions Grant 6,955,933 - Bour , et al. October 18, 2	2005-10-18
Efficiency GaN-based light emitting devices Grant 6,853,663 - Hasnain , et al. February 8, 2	2005-02-08
Vertical-cavity surface emitting laser utilizing a reversed biased diode for improved current confinement Grant 6,680,963 - Liao , et al. January 20, 2	2004-01-20
Method for making a vertical-cavity surface emitting laser with improved current confinement Grant 6,534,331 - Liao , et al. March 18, 2	2003-03-18
P-contact for GaN-based semiconductors utilizing a reverse-biased tunnel junction Grant 6,526,082 - Corzine , et al. February 25, 2	2003-02-25
Method For Making A Vertical-cavity Surface Emitting Laser With Improved Current Confinement App 20030022406 - Liao, Andrew Shuh-Huei ; et al.	2003-01-30
Light emitting diodes with graded composition active regions App 20030020085 - Bour, David P. ; et al.	2003-01-30
Vertical cavity surface emitting laser having improved light output function App 20030021317 - Liao, Andrew Shuh-Huei ; et al.	2003-01-30
Vertical-cavity surface emitting laser utilizing a reversed biased diode for improved current confinement App 20030021326 - Liao, Andrew Shuh-Huei ; et al.	2003-01-30
Vertical-cavity surface emitting laser utilizing a high resistivity buried implant for improved current confinement App 20030021318 - Liao, Andrew Shuh-Huei ; et al.	2003-01-30
Efficiency GaN-based light emitting devices App 20020110172 - Hasnain, Ghulam ; et al.	2002-08-15
N-drive, p-common light-emitting devices fabricated on an n-type substrate and method of making same Grant 5,892,787 - Tan , et al. April 6, 1	1999-04-06
Mesa-structure avalanche photodiode having a buried epitaxial junction Grant 5,866,936 - Hasnain , et al. February 2, 1	1999-02-02
Avalanche photodiode with epitaxially regrown guard rings Grant 5,610,416 - Su , et al. March 11, 1	1997-03-11
Self-monitoring semiconductor laser device Grant 5,136,603 - Hasnain , et al. August 4, 1	1992-08-04
Quantum-well radiation-interactive device, and methods of radiation detection and modulation Grant 5,023,685 - Bethea , et al. June 11, 1	1991-06-11
Selective NIPI doping super lattice contacts and other semiconductor device structures formed by shadow masking fabrication Grant 4,883,770 - Dohler , et al. November 28, 1	1989-11-28

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