Pipe damage detection apparatus and method

Inventors

Hoon Sohn, Hyun Seok Lee, Jin Yeol Yang,

Country

Korea

Date

2013-07-18

Registration Number

10-1289253-0000

Noncontact imaging device and method for nondestructive testing

Inventors

Hoon Sohn, Hyeon Seok Lee, Jin Yeol Yang

Country

Korea

Date

2013-06-27

Registration Number

10-1281582-0000

Integrated impedance and guided wave based damage detection method and integrated impedance and guided wave measurement apparatus

Inventors

Hoon Sohn, Yun-Kyu An

Country

Korea

Date

2013-01-17

Registration Number

10-1225703-0000

Methods, Apparatuses, and Systems for Damage Detection

Inventors

Hoon Sohn, Seung Bum Kim

Country

USA

Date

2012-05-15

Registration Number

US8176786B2

Damage detection method using dual-sensors

Inventors

Hoon Sohn, Yun-Kyu An

Country

Korea

Date

2012-03-16

Registration Number

10-1129726-0000

The configuration of high speed trains for vibration reduction

Inventors

Hoon Sohn

Country

Korea

Date

2012-03-12

Registration Number

10-1127768-0000

Laser system for nondestructive testing

Inventors

Hoon Sohn, Hyun Seok Lee, Hyun Jun Park

Country

Korea

Date

2011-12-26

Registration Number

10-1101413-0000

Guided wave-based damage detection method using collocated PZTs

Inventors

Hoon Sohn, Yun-Kyu An

Country

Korea

Date

2011-12-09

Registration Number

10-1094906-0000

Mode decomposition of sound waves using amplitude matching

Inventors

Hoon Sohn, Chul Min Yeum, Jeong Beom Ihn

Country

USA

Date

2011-06-09

Registration Number

US20110132090A1

Self-diagnosing transducers and systems and methods therefor

Inventors

Hoon Sohn, Sang Jun Lee

Country

USA

Date

2011-02-03

Registration Number

US20110029287A1