Ryou Yoshiizumi

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Permanent magnet and method of manufacturing same
- Patent number 8,673,392
- Issue date Mar 18, 2014
- ULVAC, Inc.
- Hiroshi Nagata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Vacuum vapor processing apparatus
- Patent number 8,375,891
- Issue date Feb 19, 2013
- ULVAC, Inc.
- Hiroshi Nagata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Permanent magnet and method of manufacturing same
- Patent number 8,262,808
- Issue date Sep 11, 2012
- ULVAC, Inc.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Permanent magnet and method of manufacturing same
- Patent number 8,128,759
- Issue date Mar 6, 2012
- ULVAC, Inc.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Permanent magnet and method of manufacturing same
- Patent number 8,128,760
- Issue date Mar 6, 2012
- ULVAC, Inc.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PERMANENT MAGNET AND METHOD OF MANUFACTURING SAME
- Publication number 20110001593
- Publication date Jan 6, 2011
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PERMANENT MAGNET AND METHOD OF MANUFACTURING SAME
- Publication number 20100051140
- Publication date Mar 4, 2010
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PERMANENT MAGNET AND METHOD OF MANUFACTURING SAME
- Publication number 20100026432
- Publication date Feb 4, 2010
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
VACUUM VAPOR PROCESSING APPARATUS
- Publication number 20100012035
- Publication date Jan 21, 2010
- Hiroshi Nagata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...