TOMOHISA YAMASHITA

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TOKYO, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic fluid sealing structure for high-speed rotation
- Patent number 10,113,591
- Issue date Oct 30, 2018
- Railway Technical Research Institute
- Tomohisa Yamashita
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
High-temperature superconducting coil and method of manufacturing same
- Patent number 9,721,708
- Issue date Aug 1, 2017
- Railway Technical Research Institute
- Katsutoshi Mizuno
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC FLUID SEALING STRUCTURE FOR HIGH-SPEED ROTATION
- Publication number 20170248168
- Publication date Aug 31, 2017
- RAILWAY TECHNICAL RESEARCH INSTITUTE
- Tomohisa YAMASHITA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
HIGH-TEMPERATURE SUPERCONDUCTING COIL AND METHOD OF MANUFACTURING SAME
- Publication number 20150133304
- Publication date May 14, 2015
- RAILWAY TECHNICAL RESEARCH INSTITUTE
- KATSUTOSHI MIZUNO
- H01 - BASIC ELECTRIC ELEMENTS