Inventor
CHANG TAO-YUAN
US8 patents
⚠️ This page may combine multiple inventors who share the name “CHANG TAO-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T BELL LAB
3 patentsUS5034783AJul 23, 1991
Semiconductor device including cascadable polarization independent heterostructure
AT & T BELL LAB42 citations90
US5008717AApr 16, 1991
Semiconductor device including cascaded modulation-doped quantum well heterostructures
AT & T BELL LAB30 citations90
US5229304AJul 20, 1993
Method for manufacturing a semiconductor device, including optical inspection
AT & T BELL LAB30 citations84
BELL TELEPHONE LABOR INC
3 patentsUS4215320AJul 29, 1980
Far-infrared laser tuned by the dynamic Stark effect
BELL TELEPHONE LABOR INC12 citations72
US4128772ADec 5, 1978
Generation of tunable far-infrared radiation
BELL TELEPHONE LABOR INC8 citations70
US4050033ASep 20, 1977
Submillimeter wave and far infrared molecular lasers and polyatomic buffer gases therefor
BELL TELEPHONE LABOR INC3 citations61