Masamichi Matsui

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Joint structure of steel pipe and light metal pipe
- Patent number 8,020,897
- Issue date Sep 20, 2011
- Nichirin Co., Ltd.
- Toshiyuki Katayama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Connection structure for different kinds of metal tubes
- Patent number 7,661,720
- Issue date Feb 16, 2010
- Nichirin Co., Ltd.
- Yoshio Nakano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Connection Structure For Different Kinds of Metal Tubes
- Publication number 20080197624
- Publication date Aug 21, 2008
- NICHIRIN CO., LTD.
- Yoshio Nakano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
JOINT STRUCTURE OF STEEL PIPE AND LIGHT METAL PIPE
- Publication number 20080136176
- Publication date Jun 12, 2008
- NICHIRIN CO., LTD.
- Toshiyuki Katayama
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...