Wireless diagnosis apparatus for structure using nonlinear ultrasonic wave modulation technique and safety diagnosis method using the same

Inventors

Hoon Sohn, Hyung Jin Lim, Suyoung Yang, Peipei Liu

Country

PCT (International)

Date

2014-11-06

Registration Number

WO2014178518A1

Transducer Based Health Monitoring System

Inventors

Hoon Sohn, Chul Min Yeum, Jeong Beom Ihn

Country

USA

Date

2014-10-01

Registration Number

US8544328B2

Wireless inspection apparatus of a structure using nonlinear ultrasonic wave modulation and inspecting method using the apparatus

Inventors

Hoon Sohn, Hyungjin Lim, Suyoung Yang, Peipei Liu

Country

Korea

Date

2014-07-24

Registration Number

10-1414520-0000

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

Inventors

Hoon Sohn, Byeongjin Park, Truong Thanh Chung

Country

Korea

Date

2014-06-17

Registration Number

10-1410923-0000

Time delay based health monitoring system using a sensor network

Inventors

Hoon Sohn, Chul Min Yeum, Jeong-Beom Ihn

Country

USA

Date

2014-04-29

Registration Number

US8707787B1

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 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