Constance J. Chang-Hasnain

Person

Union City, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Vertical cavity surface emitting device with a buried index guiding...
- Patent number 12,136,798
- Issue date Nov 5, 2024
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Oxide spacer HCG VCSELS and fabrication methods
- Patent number 12,068,580
- Issue date Aug 20, 2024
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Air cavity dominant VCSELs with a wide wavelength sweep
- Patent number 12,046,873
- Issue date Jul 23, 2024
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Epitaxial growth on a gallium arsenide phosphide capped material on...
- Patent number 11,881,683
- Issue date Jan 23, 2024
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact ion source neutron generator
- Patent number 9,161,429
- Issue date Oct 13, 2015
- The Regents of the University of California
- Thomas Schenkel
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Detection of biochemical interactions on a biosensor using tunable...
- Patent number 7,497,992
- Issue date Mar 3, 2009
- SRU Biosystems, Inc.
- Brian T. Cunningham
- G01 - MEASURING TESTING
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,760,357
- Issue date Jul 6, 2004
- Bandwidth9
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,535,541
- Issue date Mar 18, 2003
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,493,371
- Issue date Dec 10, 2002
- Bandwidth9, Inc.
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,493,373
- Issue date Dec 10, 2002
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,493,372
- Issue date Dec 10, 2002
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,490,311
- Issue date Dec 3, 2002
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,487,230
- Issue date Nov 26, 2002
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical cavity apparatus with tunnel junction
- Patent number 6,487,231
- Issue date Nov 26, 2002
- Bandwidth 9, INC
- Julien Boucart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hermetically sealed semiconductor laser device
- Patent number 6,275,513
- Issue date Aug 14, 2001
- Bandwidth 9
- Constance Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitoring and control assembly for wavelength stabilized optical s...
- Patent number 6,233,263
- Issue date May 15, 2001
- Bandwidth9
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flexible optical multiplexer
- Patent number 6,226,425
- Issue date May 1, 2001
- Bandwidth9
- Constance Chang-Hasnain
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vertical optical cavities produced with selective area epitaxy
- Patent number 6,222,871
- Issue date Apr 24, 2001
- Bandwidth9
- Constance Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication of multiple-wavelength vertical-cavity opto-electronic...
- Patent number 6,174,749
- Issue date Jan 16, 2001
- The Regents of the University of California
- Wupen Yuen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for quality control and yield enhancement
- Patent number 6,148,268
- Issue date Nov 14, 2000
- Yongan Wu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Vertical optical cavities produced with selective area epitaxy
- Patent number 5,960,024
- Issue date Sep 28, 1999
- Bandwidth Unlimited, Inc.
- Gabriel S. Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High performance micromechanical tunable verticle cavity surface em...
- Patent number 5,771,253
- Issue date Jun 23, 1998
- The Board of Trustees of the Leland Stanford Junior University
- Constance J. Chang-Hasnain
- G02 - OPTICS
Information Patent Grant
Monolithic wavelength meter and photodetector using a wavelength de...
- Patent number 5,760,419
- Issue date Jun 2, 1998
- The Board of Trustees of the Leland Stanford Junior University
- Rashit F. Nabiev
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrostatically-controlled cantilever apparatus for continuous tu...
- Patent number 5,629,951
- Issue date May 13, 1997
- Constance J. Chang-Hasnain
- G02 - OPTICS
Information Patent Grant
Semiconductor laser geometry for broad-angle far-field addressing
- Patent number 5,627,852
- Issue date May 6, 1997
- The Board of Trustees of the Leland Stanford Junior University
- Yan Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
One-to-many simultaneous and reconfigurable optical two-dimensional...
- Patent number 5,546,209
- Issue date Aug 13, 1996
- University of Southern California
- Alan E. Willner
- G02 - OPTICS
Information Patent Grant
Apparatus and method for routing optical signals through wavelength...
- Patent number 5,541,756
- Issue date Jul 30, 1996
- Board of Trustees of the Leland Stanford Junior Universty
- Constance J. Chang-Hasnain
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Single mode laser with a passive antiguide region
- Patent number 5,539,759
- Issue date Jul 23, 1996
- Board of Trustees of the Leland Stanford Junior University
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
EPITAXIAL GROWTH ON A GALLIUM ARSENIDE PHOSPHIDE CAPPED MATERIAL ON...
- Publication number 20210159669
- Publication date May 27, 2021
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL CAVITY SURFACE EMITTING DEVICE WITH A BURIED INDEX GUIDING...
- Publication number 20210159668
- Publication date May 27, 2021
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AIR CAVITY DOMINANT VCSELS WITH A WIDE WAVELENGTH SWEEP
- Publication number 20210135430
- Publication date May 6, 2021
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OXIDE SPACER HCG VCSELS AND FABRICATION METHODS
- Publication number 20210135429
- Publication date May 6, 2021
- The Regents of the University of California
- Constance J. Chang-Hasnain
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPACT ION SOURCE NEUTRON GENERATOR
- Publication number 20130044846
- Publication date Feb 21, 2013
- Regents of the University of California
- Thomas Schenkel
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
Detection of biochemical interactions on a biosensor using tunable...
- Publication number 20090269244
- Publication date Oct 29, 2009
- SRU Biosystems, Inc. The Regents of the University of California
- Brian T. Cunningham
- G01 - MEASURING TESTING
Information Patent Application
Detection of biochemical interactions on a biosensor using tunable...
- Publication number 20040223881
- Publication date Nov 11, 2004
- SRU Biosystems
- Brian T. Cunningham
- G01 - MEASURING TESTING
Information Patent Application
Opto-electronic devices with multiple oxide apertures
- Publication number 20010043629
- Publication date Nov 22, 2001
- Decai Sun
- H01 - BASIC ELECTRIC ELEMENTS

Constance J. Chang-Hasnain

Person

Patents Grantslast 30 patents

Vertical cavity surface emitting device with a buried index guiding...

Oxide spacer HCG VCSELS and fabrication methods

Air cavity dominant VCSELs with a wide wavelength sweep

Epitaxial growth on a gallium arsenide phosphide capped material on...

Compact ion source neutron generator

Detection of biochemical interactions on a biosensor using tunable...

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Vertical cavity apparatus with tunnel junction

Hermetically sealed semiconductor laser device

Monitoring and control assembly for wavelength stabilized optical s...

Flexible optical multiplexer

Vertical optical cavities produced with selective area epitaxy

Fabrication of multiple-wavelength vertical-cavity opto-electronic...

Method for quality control and yield enhancement

Vertical optical cavities produced with selective area epitaxy

High performance micromechanical tunable verticle cavity surface em...

Monolithic wavelength meter and photodetector using a wavelength de...

Electrostatically-controlled cantilever apparatus for continuous tu...

Semiconductor laser geometry for broad-angle far-field addressing

One-to-many simultaneous and reconfigurable optical two-dimensional...

Apparatus and method for routing optical signals through wavelength...

Single mode laser with a passive antiguide region

Patents Applicationslast 30 patents

EPITAXIAL GROWTH ON A GALLIUM ARSENIDE PHOSPHIDE CAPPED MATERIAL ON...

VERTICAL CAVITY SURFACE EMITTING DEVICE WITH A BURIED INDEX GUIDING...

AIR CAVITY DOMINANT VCSELS WITH A WIDE WAVELENGTH SWEEP

OXIDE SPACER HCG VCSELS AND FABRICATION METHODS

COMPACT ION SOURCE NEUTRON GENERATOR

Detection of biochemical interactions on a biosensor using tunable...

Detection of biochemical interactions on a biosensor using tunable...

Opto-electronic devices with multiple oxide apertures