Naohisa Sawai

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of welding method, welding method and welded joint body
- Patent number 8,944,307
- Issue date Feb 3, 2015
- National University Corporation Kumamoto University
- Yoshihito Kawamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of welding metallic glass with crystalline metal by high-ene...
- Patent number 8,404,992
- Issue date Mar 26, 2013
- Kumamoto University
- Yoshihito Kawamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
INJECTION NOZZLE
- Publication number 20130284829
- Publication date Oct 31, 2013
- KUROKI KOGYOSHO CO., LTD.
- Yoshihito Kawamura
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
DESIGN METHOD OF WELDING METHOD, WELDING METHOD AND WELDED JOINT BODY
- Publication number 20120094141
- Publication date Apr 19, 2012
- Yoshihito Kawamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD OF WELDING METALLIC GLASS WITH CRYSTALLINE METAL BY HIGH-ENE...
- Publication number 20100275655
- Publication date Nov 4, 2010
- Yoshihito Kawamura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR