P

Inventor

SAKAI YASUSHI

JP59 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI ELEC DEVICE TECH CO LTD

11 patents
US7635498B2Dec 22, 2009

Fabrication method for perpendicular magnetic recording media

FUJI ELEC DEVICE TECH CO LTD18 citations92
US7311983B2Dec 25, 2007

Perpendicular magnetic recording medium and a method for manufacturing the same

FUJI ELEC DEVICE TECH CO LTD38 citations92
US7494726B2Feb 24, 2009

Perpendicular magnetic recording medium, method of manufacturing same, and magnetic recording device

FUJI ELEC DEVICE TECH CO LTD11 citations83
US7361419B2Apr 22, 2008

Substrate for a perpendicular magnetic recording medium, perpendicular magnetic recording medium, and manufacturing methods thereof

FUJI ELEC DEVICE TECH CO LTD10 citations82
US7993764B2Aug 9, 2011

Perpendicular magnetic recording medium and the method of manufacturing the same

FUJI ELEC DEVICE TECH CO LTD2 citations63
US7781080B2Aug 24, 2010

Perpendicular magnetic recording medium

FUJI ELEC DEVICE TECH CO LTD6 citations63
US7592080B2Sep 22, 2009

Perpendicular magnetic recording medium

FUJI ELEC DEVICE TECH CO LTD6 citations63
US7332194B2Feb 19, 2008

Perpendicular magnetic recording medium and method of manufacturing thereof

FUJI ELEC DEVICE TECH CO LTD6 citations63
USRE41282EApr 27, 2010

Perpendicular magnetic recording medium and a method of manufacturing the same

FUJI ELEC DEVICE TECH CO LTD3 citations62
US7045225B2May 16, 2006

Perpendicular magnetic recording medium and manufacturing method thereof

FUJI ELEC DEVICE TECH CO LTD2 citations62
US7407685B2Aug 5, 2008

Magnetic recording medium and the method of manufacturing the same

FUJI ELEC DEVICE TECH CO LTD6 citations55

FUJI ELECTRIC CO LTD

10 patents

HOYA CORP

6 patents

KYOWA HAKKO KOGYO KK

4 patents

FUJITSU LTD

3 patents

SEKISUI POLYMATECH CO LTD

3 patents

SAKAI YASUSHI

3 patents

TOSOH CORP

2 patents

KYOWA HAKKO BIO CO LTD

2 patents

RIKEN KK

1 patent

CANON MEDICAL SYSTEMS CORP

1 patent

POLYMATECH CO LTD

1 patent

TOYO SODA MFG CO LTD

1 patent

TAKENOIRI SHUNJI

1 patent

SATO AKIRA

1 patent

Showing the top 50 of 59 patents by PatentIndex Score.