Inventor

SONG KWANG YONG

JP4 patents

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

UNIV TOKYO

2 patents

US7948614B2May 24, 2011

Optical-fiber-characteristic measuring device and optical-fiber-characteristic measuring method

UNIV TOKYO10 citations80

US7679732B2Mar 16, 2010

Optical-fiber-characteristic measuring apparatus and optical-fiber-characteristic measuring method

UNIV TOKYO12 citations80

KOREA ADVANCED INST SCI & TECH

1 patent

US6614961B2Sep 2, 2003

Method of fabricating a fused-type mode-selective directional coupler

KOREA ADVANCED INST SCI & TECH9 citations72

SONG KWANG YONG

1 patent

US10245158B2Apr 2, 2019

Cage for spinal interbody fusion

SONG KWANG YONG5 citations63