Yukihiro NISHIKAWA

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Bandar Seri Begawan, BN

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Patents Grantslast 30 patents

Information Patent Grant
Threaded joint for steel pipes
- Patent number 10,400,922
- Issue date Sep 3, 2019
- Nippon Steel Corporation
- Masaaki Sugino
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
THREADED JOINT FOR STEEL PIPES
- Publication number 20170292638
- Publication date Oct 12, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Masaaki SUGINO
- E21 - EARTH DRILLING MINING