Takatoshi Nehagi

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Seto-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Inspection method, inspection apparatus, and polarization method fo...
- Patent number 7,525,324
- Issue date Apr 28, 2009
- NGK Insulators, Ltd.
- Takao Ohnishi
- G01 - MEASURING TESTING
Information Patent Grant
Inspecting method of elastic body, inspecting apparatus thereof, an...
- Patent number 7,424,827
- Issue date Sep 16, 2008
- NGK Insulators, Ltd.
- Tomohiro Yamada
- G01 - MEASURING TESTING
Information Patent Grant
Piezoelectric/electrostrictive film-type device
- Patent number 7,126,255
- Issue date Oct 24, 2006
- NGK Insulators, Ltd.
- Hirofumi Yamaguchi
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Method for forming a polarization-inversed portion
- Patent number 6,731,422
- Issue date May 4, 2004
- NGK Insulators, Ltd.
- Shoichiro Yamaguchi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
INSPECTION METHOD, INSPECTION APPARATUS, AND POLARIZATION METHOD FO...
- Publication number 20090174419
- Publication date Jul 9, 2009
- NGK Insulators, Ltd.
- Takao Ohnishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INSPECTION METHOD, INSPECTION APPARATUS, AND POLARIZATION METHOD FO...
- Publication number 20080030102
- Publication date Feb 7, 2008
- NGK Insulators, Ltd.
- Takao Ohnishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Inspecting method of elastic body, inspecting apparatus thereof, an...
- Publication number 20050284224
- Publication date Dec 29, 2005
- NGK Insulators, Ltd.
- Tomohiro Yamada
- G01 - MEASURING TESTING
Information Patent Application
Piezoelectric/electrostrictive film-type device
- Publication number 20050218757
- Publication date Oct 6, 2005
- NGK Insulators, Ltd.
- Hirofumi Yamaguchi
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Method for forming a polarization-inversed portion
- Publication number 20020005980
- Publication date Jan 17, 2002
- NGK Insulators, Ltd.
- Shoichiro Yamaguchi
- G02 - OPTICS