Yasushi SAKAI

Person

Kawasaki-ku, Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 9,028,984
- Issue date May 12, 2015
- Fuji Electric Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 8,475,947
- Issue date Jul 2, 2013
- Fuji Electric Co., Ltd.
- Akira Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 8,329,321
- Issue date Dec 11, 2012
- Fuji Electric Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and method of manufacturing...
- Patent number 8,252,152
- Issue date Aug 28, 2012
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and method for manufacturin...
- Patent number 8,197,891
- Issue date Jun 12, 2012
- Fuji Electric Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 8,105,707
- Issue date Jan 31, 2012
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and the method of manufactu...
- Patent number 7,993,764
- Issue date Aug 9, 2011
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 7,781,080
- Issue date Aug 24, 2010
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and a method of manufacturi...
- Patent number RE41282
- Issue date Apr 27, 2010
- Fuji Electric Device Technology Co., Ltd.
- Hiroyuki Uwazumi
- 428 - Stock material or miscellaneous articles
Information Patent Grant
Fabrication method for perpendicular magnetic recording media
- Patent number 7,635,498
- Issue date Dec 22, 2009
- Fuji Electric Device Technology, Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 7,592,080
- Issue date Sep 22, 2009
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium, method of manufacturing sa...
- Patent number 7,494,726
- Issue date Feb 24, 2009
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and the method of manufacturing the same
- Patent number 7,407,685
- Issue date Aug 5, 2008
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Substrate for a perpendicular magnetic recording medium, perpendicu...
- Patent number 7,361,419
- Issue date Apr 22, 2008
- Fuji Electric Device Technology Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and method of manufacturing...
- Patent number 7,332,194
- Issue date Feb 19, 2008
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and a method for manufactur...
- Patent number 7,311,983
- Issue date Dec 25, 2007
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing a magnetic recording medium and a magnetic reco...
- Patent number 7,150,895
- Issue date Dec 19, 2006
- Fuji Electric Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and method of manufacturing...
- Patent number 7,147,942
- Issue date Dec 12, 2006
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and a method of manufacturi...
- Patent number 7,067,206
- Issue date Jun 27, 2006
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and manufacturing method th...
- Patent number 7,045,225
- Issue date May 16, 2006
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and fabrication method thereof
- Patent number 6,913,837
- Issue date Jul 5, 2005
- Fuji Electric Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 6,858,320
- Issue date Feb 22, 2005
- Fuji Electric Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and a method of manufacturi...
- Patent number 6,794,028
- Issue date Sep 21, 2004
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium
- Patent number 6,787,252
- Issue date Sep 7, 2004
- Fuji Electric Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method for a perpendicular magnetic recording medium
- Patent number 6,764,721
- Issue date Jul 20, 2004
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a perpendicular magnetic recording medium
- Patent number 6,706,318
- Issue date Mar 16, 2004
- Fuji Electric Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium and a manufacturing method...
- Patent number 6,667,117
- Issue date Dec 23, 2003
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM
- Publication number 20100297476
- Publication date Nov 25, 2010
- Fuji Electric Device Tecnology Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM
- Publication number 20100165509
- Publication date Jul 1, 2010
- Fuji Electric Technology Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM
- Publication number 20100167093
- Publication date Jul 1, 2010
- Fuji Electric Device Technology Co., LTD.
- Akira Sato
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING...
- Publication number 20090026066
- Publication date Jan 29, 2009
- Fuji Electric Device Technology Co., LTD.
- Hiroyuki UWAZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD FOR MANUFACTURIN...
- Publication number 20080220157
- Publication date Sep 11, 2008
- Fuji Electric Device Technology Co., LTD.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium
- Publication number 20080096055
- Publication date Apr 24, 2008
- Fuji Electric Device Technology Co., LTD.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium
- Publication number 20080062583
- Publication date Mar 13, 2008
- Fuji Electric Device Technology Co., LTD.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium, method for production of t...
- Publication number 20070082414
- Publication date Apr 12, 2007
- Fuji Electric Device Technology Co., LTD.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING...
- Publication number 20070059561
- Publication date Mar 15, 2007
- Fuji Electric Holdings Co., Ltd.
- Hiroyuki UWAZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
Method of producing a magnetic recording medium and a magnetic reco...
- Publication number 20070009654
- Publication date Jan 11, 2007
- Fuji Electric Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium
- Publication number 20060177703
- Publication date Aug 10, 2006
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and magnetic recording device
- Publication number 20060154113
- Publication date Jul 13, 2006
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium
- Publication number 20060147760
- Publication date Jul 6, 2006
- Fuji Electric Device Technology Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and the method of manufactu...
- Publication number 20060093867
- Publication date May 4, 2006
- Fuji Electric Device Technology Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium, method of manufacturing sa...
- Publication number 20060014052
- Publication date Jan 19, 2006
- Fuji Electric Device Technology Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and method for manufacturin...
- Publication number 20050186450
- Publication date Aug 25, 2005
- Fuji Electric Device Technology Co., LTD.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and fabrication method thereof
- Publication number 20050186358
- Publication date Aug 25, 2005
- FUJI ELECTRONIC CO., LTD.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and a method for manufactur...
- Publication number 20050153169
- Publication date Jul 14, 2005
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and the method of manufacturing the same
- Publication number 20050123807
- Publication date Jun 9, 2005
- Fuji Electric Holdings Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and method for production t...
- Publication number 20050037238
- Publication date Feb 17, 2005
- Fuji Electric Co., Ltd.
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and method of manufacturing...
- Publication number 20050014029
- Publication date Jan 20, 2005
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Substrate for a perpendicular magnetic recording medium, perpendicu...
- Publication number 20040234819
- Publication date Nov 25, 2004
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and manufacturing method th...
- Publication number 20040157034
- Publication date Aug 12, 2004
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and manufacturing method th...
- Publication number 20040157088
- Publication date Aug 12, 2004
- Fuji Electric Co., Ltd.
- Shunji Takenoiri
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium
- Publication number 20040137278
- Publication date Jul 15, 2004
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and a manufacturing method...
- Publication number 20040072037
- Publication date Apr 15, 2004
- Fuji Electric Co., Ltd.
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and the method of manufactu...
- Publication number 20040023071
- Publication date Feb 5, 2004
- Yasushi Sakai
- G11 - INFORMATION STORAGE
Information Patent Application
Method of producing a magnetic recording medium and a magnetic reco...
- Publication number 20040000374
- Publication date Jan 1, 2004
- Fuji Electric Co., Ltd.
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and the method of manufacturing the same
- Publication number 20030235718
- Publication date Dec 25, 2003
- Sadayuki Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording medium and method of manufacturing...
- Publication number 20030157375
- Publication date Aug 21, 2003
- Hiroyuki Uwazumi
- G11 - INFORMATION STORAGE

Yasushi SAKAI

Person

Patents Grantslast 30 patents

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and method of manufacturing...

Perpendicular magnetic recording medium and method for manufacturin...

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and the method of manufactu...

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and a method of manufacturi...

Fabrication method for perpendicular magnetic recording media

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium, method of manufacturing sa...

Magnetic recording medium and the method of manufacturing the same

Substrate for a perpendicular magnetic recording medium, perpendicu...

Perpendicular magnetic recording medium and method of manufacturing...

Perpendicular magnetic recording medium and a method for manufactur...

Method of producing a magnetic recording medium and a magnetic reco...

Perpendicular magnetic recording medium and method of manufacturing...

Perpendicular magnetic recording medium and a method of manufacturi...

Perpendicular magnetic recording medium and manufacturing method th...

Perpendicular magnetic recording medium and fabrication method thereof

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and a method of manufacturi...

Perpendicular magnetic recording medium

Manufacturing method for a perpendicular magnetic recording medium

Method of manufacturing a perpendicular magnetic recording medium

Perpendicular magnetic recording medium and a manufacturing method...

Patents Applicationslast 30 patents

PERPENDICULAR MAGNETIC RECORDING MEDIUM

PERPENDICULAR MAGNETIC RECORDING MEDIUM

PERPENDICULAR MAGNETIC RECORDING MEDIUM

PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING...

PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD FOR MANUFACTURIN...

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium, method for production of t...

PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING...

Method of producing a magnetic recording medium and a magnetic reco...

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and magnetic recording device

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and the method of manufactu...

Perpendicular magnetic recording medium, method of manufacturing sa...

Perpendicular magnetic recording medium and method for manufacturin...

Perpendicular magnetic recording medium and fabrication method thereof

Perpendicular magnetic recording medium and a method for manufactur...

Magnetic recording medium and the method of manufacturing the same

Perpendicular magnetic recording medium and method for production t...

Perpendicular magnetic recording medium and method of manufacturing...

Substrate for a perpendicular magnetic recording medium, perpendicu...

Perpendicular magnetic recording medium and manufacturing method th...

Perpendicular magnetic recording medium and manufacturing method th...

Perpendicular magnetic recording medium

Perpendicular magnetic recording medium and a manufacturing method...

Perpendicular magnetic recording medium and the method of manufactu...

Method of producing a magnetic recording medium and a magnetic reco...

Magnetic recording medium and the method of manufacturing the same

Perpendicular magnetic recording medium and method of manufacturing...