Kusukawa; Kikuo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kusukawa; Kikuo.The latest application filed is for "high frequency magnetic field assisted magnetic recording head, and method of manufacturing same".

Company Profile

0.23.19

Kusukawa; Kikuo - Yoshikawa JP
Kusukawa; Kikuo - Tokyo JP
Kusukawa; Kikuo - Saitama JP
Kusukawa; Kikuo - Fujino-machi JP
Kusukawa, Kikuo - Tsukui-gun JP
Kusukawa, Kikuo - Kanagawa JP
Kusukawa, Kikuo - Yoshikawa-shi JP
Kusukawa; Kikuo - Hachioji JP

*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
High frequency magnetic field assisted magnetic recording head Grant 9,007,722 - Shimizu , et al. April 14, 2	2015-04-14
High frequency magnetic field assisted magnetic recording head, and method of manufacturing same Grant 8,917,481 - Kusukawa , et al. December 23, 2	2014-12-23
High Frequency Magnetic Field Assisted Magnetic Recording Head, And Method Of Manufacturing Same App 20140313616 - KUSUKAWA; Kikuo ; et al.	2014-10-23
High Frequency Magnetic Field Assisted Magnetic Recording Head App 20140063658 - SHIMIZU; Junichiro ; et al.	2014-03-06
Microwave-assisted magnetic recording head having a current confinement structure Grant 8,472,135 - Kusukawa , et al. June 25, 2	2013-06-25
Magnetic recording head, method of manufacturing the same, and magnetic recording/reproducing device Grant 8,351,153 - Nunokawa , et al. January 8, 2	2013-01-08
Perpendicular magnetic recording head having a magnetic layer overhanging a trailing side of a main pole and method of manufacture thereof Grant 8,335,051 - Nunokawa , et al. December 18, 2	2012-12-18
Perpendicular magnetic recording head Grant 8,107,193 - Nunokawa , et al. January 31, 2	2012-01-31
Perpendicular Magnetic Recording Head App 20110249360 - Nunokawa; Isao ; et al.	2011-10-13
Method for manufacturing a perpendicular magnetic recording head Grant 7,895,732 - Okada , et al. March 1, 2	2011-03-01
Perpendicular Magnetic Recording Head Having A Magnetic Layer Overhanging A Trailing Side Of A Main Pole And Method Of Manufacture Thereof App 20100149697 - Nunokawa; Isao ; et al.	2010-06-17
Magnetic head main pole with leading and trailing edges of different lengths and progessively increasing cross-sectional area in a height-direction Grant 7,710,685 - Kimura , et al. May 4, 2	2010-05-04
Magnetic Recording Head, Method of Manufacturing the Same, and Magnetic Recording/Reproducing Device App 20100091413 - Nunokawa; Isao ; et al.	2010-04-15
Perpendicular magnetic recording head App 20090154021 - Nunokawa; Isao ; et al.	2009-06-18
Manufacturing method of a perpendicular recording magnetic head Grant 7,389,578 - Etoh , et al. June 24, 2	2008-06-24
Magnetoresistive head Grant 7,280,321 - Watanabe , et al. October 9, 2	2007-10-09
Magnetic sensor having a free layer containing a single magnetic domain Grant 7,274,542 - Shintani , et al. September 25, 2	2007-09-25
Perpendicular magnetic recording head and method of manufacturing the same App 20070217069 - Okada; Tomohiro ; et al.	2007-09-20
Magnetic head and method of manufacturing the same App 20070195454 - Kimura; Hisashi ; et al.	2007-08-23
Manufacturing method of a perpendicular recording magnetic head App 20070186409 - Etoh; Kimitoshi ; et al.	2007-08-16
CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Grant 7,154,713 - Watanabe , et al. December 26, 2	2006-12-26
Magnetoresistive head App 20060274457 - Watanabe; Katsuro ; et al.	2006-12-07
Magnetoresistive head Grant 7,092,217 - Watanabe , et al. August 15, 2	2006-08-15
Magnetic head and magnetic recording/reproducing system App 20060109592 - Watanabe; Katsuro ; et al.	2006-05-25
CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Grant 7,031,119 - Watanabe , et al. April 18, 2	2006-04-18
Polishing agent and polishing method Grant 7,026,245 - Homma , et al. April 11, 2	2006-04-11
Magnetic head and a magnetic disk drive Grant 6,999,270 - Watanabe , et al. February 14, 2	2006-02-14
Magnetic head and a magnetic disk drive App 20040264034 - Watanabe, Katsuro ; et al.	2004-12-30
Magnetic sensor App 20040080873 - Shintani, Taku ; et al.	2004-04-29
Magnetic head and magnetic recording/reproducing system App 20040042126 - Watanabe, Katsuro ; et al.	2004-03-04
Semiconductor device having groove isolation structure and gate oxide films with different thickness Grant 6,657,248 - Matsuzaki , et al. December 2, 2	2003-12-02
Polishing agent and polishing method App 20030203634 - Homma, Yoshio ; et al.	2003-10-30
Magnetoresistive head App 20030107848 - Watanabe, Katsuro ; et al.	2003-06-12
Polishing agent and polishing method App 20020068452 - Homma, Yoshio ; et al.	2002-06-06
Method of manufacturing semiconductor devices App 20020055261 - Nishida, Akio ; et al.	2002-05-09
Method of manufacturing semiconductor devices App 20010053597 - Nishida, Akio ; et al.	2001-12-20
Polishing agent and polishing method Grant 6,043,155 - Homma , et al. March 28, 2	2000-03-28
Polishing agent and polishing method Grant 5,772,780 - Homma , et al. June 30, 1	1998-06-30
Polishing method Grant 5,609,511 - Moriyama , et al. March 11, 1	1997-03-11
Semiconductor memory and method of producing the same Grant 4,984,038 - Sunami , et al. January 8, 1	1991-01-08
Semiconductor memory and method of producing the same Grant 4,937,641 - Sunami , et al. June 26, 1	1990-06-26

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