Tomoyuki Obata

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic testing apparatus for pipe or tube end portion and metho...
- Patent number 9,442,096
- Issue date Sep 13, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Kenji Fujiwara
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic testing apparatus for pipe or tube end portion
- Patent number 8,667,847
- Issue date Mar 11, 2014
- Nippon Steel & Sumitomo Metal Corporation
- Kenji Fujiwara
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ULTRASONIC TESTING APPARATUS FOR PIPE OR TUBE END PORTION AND METHO...
- Publication number 20130276540
- Publication date Oct 24, 2013
- Kenji FUJIWARA
- G01 - MEASURING TESTING
Information Patent Application
ULTRASONIC TESTING APPARATUS FOR PIPE OR TUBE END PORTION
- Publication number 20120067129
- Publication date Mar 22, 2012
- Sumitomo Metal Industries, Ltd.
- Kenji Fujiwara
- G01 - MEASURING TESTING