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Inventor

HUTCHINSON ALBERT L

US8 patents
⚠️ This page may combine multiple inventors who share the name “HUTCHINSON ALBERT L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AT & T CORP

3 patents
US5457709AOct 10, 1995

Unipolar semiconductor laser

AT & T CORP156 citations98
US5509025AApr 16, 1996

Unipolar semiconductor laser

AT & T CORP80 citations96
US5502787AMar 26, 1996

Article comprising a semiconductor waveguide structure

AT & T CORP38 citations92

AMERICAN TELEPHONE & TELEGRAPH

2 patents
US4849799AJul 18, 1989

Resonant tunneling transistor

AMERICAN TELEPHONE & TELEGRAPH38 citations88
US4679061AJul 7, 1987

Superlattice photoconductor

AMERICAN TELEPHONE & TELEGRAPH21 citations79

LUCENT TECHNOLOGIES INC

1 patent
US5570386AOct 29, 1996

Semiconductor laser

LUCENT TECHNOLOGIES INC46 citations92

BELL TELEPHONE LABOR INC

1 patent
US4390889AJun 28, 1983

Photodiode having an InGaAs layer with an adjacent InGaAsP p-n junction

BELL TELEPHONE LABOR INC23 citations81

AT & T BELL LAB

1 patent
US4599632AJul 8, 1986

Photodetector with graded bandgap region

AT & T BELL LAB17 citations73