Inventor
CHANG-HASNAIN CONSTANCE J
US18 patents
⚠️ This page may combine multiple inventors who share the name “CHANG-HASNAIN CONSTANCE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV LELAND STANFORD JUNIOR
5 patentsUS5771253AJun 23, 1998
High performance micromechanical tunable verticle cavity surface emitting laser
UNIV LELAND STANFORD JUNIOR113 citations95
US5541756AJul 30, 1996
Apparatus and method for routing optical signals through wavelength-coding in a self-routed wavelength addressable network
UNIV LELAND STANFORD JUNIOR63 citations95
US5539759AJul 23, 1996
Single mode laser with a passive antiguide region
UNIV LELAND STANFORD JUNIOR21 citations92
US5760419AJun 2, 1998
Monolithic wavelength meter and photodetector using a wavelength dependent reflector
UNIV LELAND STANFORD JUNIOR37 citations90
US5627852AMay 6, 1997
Semiconductor laser geometry for broad-angle far-field addressing
UNIV LELAND STANFORD JUNIOR2 citations60
UNIV CALIFORNIA
5 patentsUS6174749B1Jan 16, 2001
Fabrication of multiple-wavelength vertical-cavity opto-electronic device arrays
UNIV CALIFORNIA19 citations92
US12068580B2Aug 20, 2024
Oxide spacer HCG VCSELS and fabrication methods
UNIV CALIFORNIA0 citations54
US11881683B2Jan 23, 2024
Epitaxial growth on a gallium arsenide phosphide capped material on a gallium arsenide substrate
UNIV CALIFORNIA0 citations46
US12136798B2Nov 5, 2024
Vertical cavity surface emitting device with a buried index guiding current confinement layer
UNIV CALIFORNIA0 citations45
US12046873B2Jul 23, 2024
Air cavity dominant VCSELs with a wide wavelength sweep
UNIV CALIFORNIA0 citations45