Akihiro Hattori

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Patents Grantslast 30 patents

Information Patent Grant
Pipe joint
- Patent number 9,182,061
- Issue date Nov 10, 2015
- Hitachi Metals, Ltd.
- Tamaki Hamaguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
PIPE JOINT
- Publication number 20120068454
- Publication date Mar 22, 2012
- HITACHI METALS LTD.
- Tamaki Hamaguchi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...