Inventor

ISAKA KATSUMI

JP3 patents

Patents

3 patents

US7841237B2Nov 30, 2010

Ultrasonic testing apparatus for turbine forks and method thereof

HITACHI LTD13 citations81

US7872472B2Jan 18, 2011

Eddy current testing apparatus and eddy current testing method

HITACHI LTD4 citations60

US7772840B2Aug 10, 2010

Eddy current testing method

HITACHI LTD3 citations60