Ryoji Okada

Person

Chiyoda, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Acceleration sensor
- Patent number 8,474,318
- Issue date Jul 2, 2013
- Hitachi Metals, Ltd.
- Atsushi Kazama
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor strain sensor
- Patent number 8,438,931
- Issue date May 14, 2013
- Hitachi, Ltd.
- Atsushi Kazama
- G01 - MEASURING TESTING
Information Patent Grant
Acceleration sensor element and acceleration sensor having same
- Patent number 8,418,558
- Issue date Apr 16, 2013
- Torex Semiconductor Ltd.
- Atsushi Kazama
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor sensor device and method for manufacturing same
- Patent number 8,022,433
- Issue date Sep 20, 2011
- Hitachi Metals, Ltd.
- Takanori Aono
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Functional device package with metallization arrangement for improv...
- Patent number 7,939,938
- Issue date May 10, 2011
- Hitachi Metals, Inc.
- Shohei Hata
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Optical device, optical pickup and optical disk apparatus
- Patent number 7,400,568
- Issue date Jul 15, 2008
- Hitachi, Ltd.
- Seiichi Katou
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical switch and a control method thereof
- Patent number 7,298,972
- Issue date Nov 20, 2007
- Hitachi, Ltd.
- Ryoji Okada
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR STRAIN SENSOR
- Publication number 20110227178
- Publication date Sep 22, 2011
- Atsushi Kazama
- G01 - MEASURING TESTING
Information Patent Application
ACCELERATION SENSOR ELEMENT AND ACCELERATION SENSOR HAVING SAME
- Publication number 20100300205
- Publication date Dec 2, 2010
- TOREX SEMICONDUCTOR LTD.
- Atsushi KAZAMA
- G01 - MEASURING TESTING
Information Patent Application
ACCELERATION SENSOR
- Publication number 20100218607
- Publication date Sep 2, 2010
- Atsushi Kazama
- G01 - MEASURING TESTING
Information Patent Application
SEMICONDUCTOR SENSOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20090050990
- Publication date Feb 26, 2009
- Hitachi Metals, Ltd.
- Takanori Aono
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Functional Device Package
- Publication number 20080217752
- Publication date Sep 11, 2008
- Shohei Hata
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MULTI-RANGE THREE-AXIS ACCELERATION SENSOR DEVICE
- Publication number 20080034867
- Publication date Feb 14, 2008
- Hitachi Metals, Ltd.
- Atsushi KAZAMA
- G01 - MEASURING TESTING
Information Patent Application
Combined sensor and its fabrication method
- Publication number 20070062282
- Publication date Mar 22, 2007
- Hitachi, Ltd
- Teruhisa Akashi
- G01 - MEASURING TESTING
Information Patent Application
Computer program for designing treating member and system for provi...
- Publication number 20050192759
- Publication date Sep 1, 2005
- Ryo Miyake
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Optical switch and a control method thereof
- Publication number 20050117838
- Publication date Jun 2, 2005
- Ryoji Okada
- G02 - OPTICS
Information Patent Application
Optical device, optical pickup and optical disk apparatus
- Publication number 20040105378
- Publication date Jun 3, 2004
- Seiichi Katou
- G11 - INFORMATION STORAGE
Information Patent Application
Collimator array and optical switch using the same
- Publication number 20040005111
- Publication date Jan 8, 2004
- Hitachi, Ltd
- Tadaaki Ishikawa
- G02 - OPTICS

Ryoji Okada

Person

Patents Grantslast 30 patents

Acceleration sensor

Semiconductor strain sensor

Acceleration sensor element and acceleration sensor having same

Semiconductor sensor device and method for manufacturing same

Functional device package with metallization arrangement for improv...

Optical device, optical pickup and optical disk apparatus

Optical switch and a control method thereof

Patents Applicationslast 30 patents

SEMICONDUCTOR STRAIN SENSOR

ACCELERATION SENSOR ELEMENT AND ACCELERATION SENSOR HAVING SAME

ACCELERATION SENSOR

SEMICONDUCTOR SENSOR DEVICE AND METHOD FOR MANUFACTURING SAME

Functional Device Package

MULTI-RANGE THREE-AXIS ACCELERATION SENSOR DEVICE

Combined sensor and its fabrication method

Computer program for designing treating member and system for provi...

Optical switch and a control method thereof

Optical device, optical pickup and optical disk apparatus

Collimator array and optical switch using the same