Lee; Hoo-san

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Hoo-san.The latest application filed is for "perpendicular magnetic recording layer with regions having different magnetic anisotropy constants".

Company Profile

0.27.36

Lee; Hoo-san - Osan-si N/A KR
Lee; Hoo-san - Yongin-si KR
Lee; Hoo San - Gyeonggi-do KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Perpendicular magnetic recording medium Grant 10,026,429 - Kong , et al. July 17, 2	2018-07-17
Perpendicular magnetic recording layer with regions having different magnetic anisotropy constants Grant 8,889,274 - Yoon , et al. November 18, 2	2014-11-18
Perpendicular Magnetic Recording Layer with Regions Having Different Magnetic Anisotropy Constants App 20130143073 - Yoon; Seong-yong ; et al.	2013-06-06
Servo pattern transfer Grant 8,441,754 - Lee , et al. May 14, 2	2013-05-14
Perpendicular magnetic recording medium Grant 8,415,035 - Lee , et al. April 9, 2	2013-04-09
Perpendicular magnetic recording layer with regions having different magnetic anisotropy constants Grant 8,361,641 - Yoon , et al. January 29, 2	2013-01-29
Magnetic recording media and method of fabricating the same Grant 8,279,555 - Lee , et al. October 2, 2	2012-10-02
Magnetic head having shield and recording apparatus employing the same Grant 8,164,852 - Lee , et al. April 24, 2	2012-04-24
Head gimbals assembly of hard disk and method of assembling thereof Grant 8,111,486 - Suh , et al. February 7, 2	2012-02-07
Perpendicular magnetic recording head having a tapered main pole Grant 8,098,456 - Lim , et al. January 17, 2	2012-01-17
Method of manufacturing a magnetic recording head Grant 8,042,259 - Lee , et al. October 25, 2	2011-10-25
Bit patterned medium Grant 8,043,733 - Lee , et al. October 25, 2	2011-10-25
Perpendicular magnetic recording medium Grant 8,021,770 - Kong , et al. September 20, 2	2011-09-20
Magnetic recording medium Grant 8,007,931 - Lee , et al. August 30, 2	2011-08-30
Bit patterned medium Grant 7,948,700 - Lee , et al. May 24, 2	2011-05-24
Magnetic recording head and method of manufacturing the same Grant 7,903,372 - Lee , et al. March 8, 2	2011-03-08
Magnetic recording medium and method of fabricating the same Grant 7,885,026 - Lee , et al. February 8, 2	2011-02-08
Method of increasing recording density of hard disc drive and controlling device thereof Grant 7,881,002 - Lee , et al. February 1, 2	2011-02-01
Information storage devices using magnetic domain wall movement and methods of operating the same Grant 7,869,264 - Lee , et al. January 11, 2	2011-01-11
Perpendicular magnetic recording media with soft magnetic underlayer Grant 7,799,445 - Oh , et al. September 21, 2	2010-09-21
Perpendicular Magnetic Recording Medium App 20100233516 - Kong; Sok-hyun ; et al.	2010-09-16
Perpendicular Magnetic Recording Medium App 20100233515 - Kong; Sok-hyun ; et al.	2010-09-16
Perpendicular magnetic recording head and method of manufacturing the same Grant 7,796,360 - Im , et al. September 14, 2	2010-09-14
Information Recording Media, Method Of Manufacturing The Information Recording Media, Read/write Head, And Method Of Manufacturing The Read/write Head App 20100220411 - Kim; Hyun jei ; et al.	2010-09-02
Magnetic Recording Head And Method Of Manufacturing The Same App 20100147792 - LEE; Hoo-san ; et al.	2010-06-17
Head Gimbals Assembly Of Hard Disk And Method Of Assembling Thereof App 20090323224 - Suh; Sung Dong ; et al.	2009-12-31
Servo Master And Magnetic Transfer Method Using The Same App 20090316297 - LEE; Hoo-san ; et al.	2009-12-24
Magnetic Recording Medium App 20090317663 - KONG; Sok-hyun ; et al.	2009-12-24
Perpendicular Magnetic Recording Medium App 20090274933 - YOON; Seong-yong ; et al.	2009-11-05
Magnetic recording head with trapezoidal layered portion and method of manufacturing the same Grant 7,602,584 - Lee , et al. October 13, 2	2009-10-13
Magnetic recording head having a pole structure formed on a same plane as and surrounded by a shield for reducing an antenna effect Grant 7,573,676 - Lee , et al. August 11, 2	2009-08-11
Perpendicular Magnetic Recording Medium App 20090197119 - KONG; Sok-hyun ; et al.	2009-08-06
Magnetic Head And Recording Apparatus Employing The Same App 20090141407 - LEE; Hoo-san ; et al.	2009-06-04
Magnetic Recording Media And Method Of Fabricating The Same App 20090135527 - LEE; Myung-bok ; et al.	2009-05-28
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20090117409 - LEE; Hoo-san ; et al.	2009-05-07
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20090068500 - KONG; Sok-hyun ; et al.	2009-03-12
Bit Patterned Medium App 20090059429 - Lee; Hoo-san ; et al.	2009-03-05
Bit Patterned Medium App 20090061259 - LEE; Hoo-san ; et al.	2009-03-05
Method Of Increasing Recording Density Of Hard Disc Drive And Controlling Device Thereof App 20090009903 - LEE; Hoo-san ; et al.	2009-01-08
Magnetic Recording Medium, Hard Disk Drive Employing The Same, And Method Of Measuring Write Read Offset Of The Hard Disk Drive App 20090011282 - LEE; Hoo-san ; et al.	2009-01-08
Magnetic Recording Medium And Method Of Fabricating The Same App 20090002875 - Lee; Hoo-san ; et al.	2009-01-01
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20080299416 - YOON; Seong-yong ; et al.	2008-12-04
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20080261081 - Lee; Hoo-san ; et al.	2008-10-23
Structure For Light Coupling In Heat-assisted Magnetic Recording App 20080181560 - SUH; Sung Dong ; et al.	2008-07-31
Information storage devices using magnetic domain wall movement and methods of operating the same App 20080158707 - Lee; Hoo-san ; et al.	2008-07-03
Method of manufacturing micromirror array and method of manufacturing optical device having micromirror Grant 7,372,618 - Nam , et al. May 13, 2	2008-05-13
Information recording media, method of manufacturing the information recording media, read/write head, and method of manufacturing the read/write head App 20080084633 - Kim; Hyun-jei ; et al.	2008-04-10
Perpendicular magnetic recording medium App 20070298286 - Lee; Hoo San ; et al.	2007-12-27
Magnetic recording medium App 20070230053 - Kong; Sok-hyun ; et al.	2007-10-04
Magnetic recording medium App 20070212575 - Lee; Hoo-san ; et al.	2007-09-13
Asymmetric type perpendicular magnetic recording head and method of manufacturing the same App 20070206323 - Im; Young-hun ; et al.	2007-09-06
Perpendicular magnetic recording head and method of manufacturing the same App 20070188918 - Im; Young-hun ; et al.	2007-08-16
Perpendicular magnetic recording media with soft magnetic underlayer App 20070003795 - Oh; Hoon-sang ; et al.	2007-01-04
Perpendicular magnetic recording head App 20060256473 - Lim; Chee-kheng ; et al.	2006-11-16
Magnetic recording head and method of manufacturing the same App 20060215318 - Lee; Hoo-san ; et al.	2006-09-28
Magnetic recording head and method of manufacturing the same App 20060215317 - Lee; Hoo-san ; et al.	2006-09-28
Method of manufacturing micromirror array and method of manufacturing optical device having micromirror App 20060181762 - Nam; Yun-woo ; et al.	2006-08-17
Magnetic recording head and method of manufacturing the same App 20060158780 - Lee; Hoo-san ; et al.	2006-07-20
Magnetic recording head App 20060103977 - Lee; Hoo-san ; et al.	2006-05-18

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