Imaging method of pipe damage

Inventors

Hoon Sohn, Hyeon Seok Lee, Hyunwoo Park, Hwasoo Yeo

Country

Korea

Date

2014-04-11

Registration Number

10-1386593-0000

Noncontact laser ultrasonic scanning and damage visualization for rotating targets

Inventors

Hoon Sohn, Byeongjin Park, Truong Thanh Chung

Country

Korea

Date

2014-02-25

Registration Number

10-1369212-0000

LASER ULTRASONIC IMAGING METHOD AND LASER ULTRASONIC IMAGING DEVICE FOR ROTATIONAL STRUCTURE

Inventors

Hoon Sohn, Byeongjin Park, Truong Thanh Chung

Country

PCT (International)

Date

2014-02-06

Registration Number

WO2014021564A1

Laser Lock-in thermography device and technique for real-time semiconductor crack diagnosis

Inventors

Hoon Sohn, Yun-Kyu An, Jin Yeol Yang, Sung Il Jo, Yeon Jo Moon and Sang Young Kim

Country

Korea

Date

2014-01-23

Application Number

10-2014-0008579

Laser lock-in thermography device for nondestructive evaluation

Inventors

Hoon Sohn, Yun-Kyu An and Ji Min Kim

Country

Korea

Date

2013-10-15

Registration Number

10-1320358-0000

APPARATUS AND METHOD FOR DETECTING PIPE DAMAGE

Inventors

Hoon Sohn, Hyun Seok Lee, Jin Yeol Yang,

Country

PCT (International)

Date

2013-07-25

Registration Number

WO2013108948A1

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