Inventor

KWON O DAE

KR9 patents

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

POSTECH FOUNDATION

2 patents

US6519271B2Feb 11, 2003

Photonic quantum ring laser diode

POSTECH FOUNDATION24 citations90

US7319711B2Jan 15, 2008

Light-emitting device and light-emitting device array using a whispering gallery mode, and method for manufacturing same

POSTECH FOUNDATION3 citations59

(unassigned)

1 patent

US5561683AOct 1, 1996

Circular grating surface emitting laser diode

84 citations93

DOW CHEMICAL CO

1 patent

US4824587AApr 25, 1989

Composites of coercive particles and superparamagnetic particles

DOW CHEMICAL CO36 citations91

UNIV POHANG

1 patent

US6803852B2Oct 12, 2004

Sensor for preventing automobile crashes by using photonic quantum ring laser array

UNIV POHANG5 citations60

POSCO EDUCATIONAL FOUNDATION

1 patent

US5238867AAug 24, 1993

Method for preparing an optical switching device having multiple quantum wells

POSCO EDUCATIONAL FOUNDATION5 citations57

KOEL CO LTD

1 patent

US9295536B2Mar 29, 2016

Automatic rotating interdental brush

KOEL CO LTD2 citations54

POSTECH ACAD IND FOUND

1 patent

US7520681B2Apr 21, 2009

Butt coupling structure and method of photonic quantum ring hole emitter

POSTECH ACAD IND FOUND1 citations51

KWON O DAE

1 patent

US8513036B2Aug 20, 2013

Photonic quantum ring laser and fabrication method thereof

KWON O DAE1 citations43