Inventor

HA DOO-YOUNG

KR3 patents

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

KOREA ADVANCED INST SCI & TECH

2 patents

US5787212AJul 28, 1998

Optical coupler sensor with movable optical waveguide

KOREA ADVANCED INST SCI & TECH27 citations90

US5796886AAug 18, 1998

Optical coupler 2×2 optical switch and method for optical switching therewith

KOREA ADVANCED INST SCI & TECH10 citations71

KOREA INST SCI & TECH

1 patent

US6667670B2Dec 23, 2003

Microwave double-pole double-throw switch and microwave divide/through switch and power amplifier using thereof

KOREA INST SCI & TECH20 citations83