Ichihara; Takayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ichihara; Takayuki.The latest application filed is for "magnetic head and magnetic disk drive to be used for shingled recording method".

Company Profile

0.21.16

Ichihara; Takayuki - Tokyo N/A JP
Ichihara; Takayuki - Setagaya-Ku JP
Ichihara; Takayuki - Setagara-ku 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
Thermal energy assisted medium Grant 9,099,140 - Suzuki , et al. August 4, 2	2015-08-04
Magnetic recording with tilted media in the cross track direction Grant 8,976,484 - Akagi , et al. March 10, 2	2015-03-10
Method for manufacturing perpendicular magnetic recording medium Grant 8,795,478 - Honda , et al. August 5, 2	2014-08-05
Heat-assisted magnetic recording (HAMR) disk drive and method for writing Grant 8,767,327 - Saito , et al. July 1, 2	2014-07-01
Magnetic head and magnetic disk drive to be used for shingled recording method Grant 8,462,468 - Katada , et al. June 11, 2	2013-06-11
Thermally assisted recording media and system Grant 8,089,829 - Akagi , et al. January 3, 2	2012-01-03
Magnetic Head And Magnetic Disk Drive To Be Used For Shingled Recording Method App 20110292545 - Katada; Hiroyuki ; et al.	2011-12-01
Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording device Grant 7,923,134 - Ichihara , et al. April 12, 2	2011-04-12
Perpendicular magnetic recording media and magnetic storage apparatus using the same Grant 7,892,663 - Nakagawa , et al. February 22, 2	2011-02-22
Thermal Energy Assisted Medium App 20100165500 - Suzuki; Hiroyuki ; et al.	2010-07-01
Thermally Assisted Recording Media And System App 20100110576 - AKAGI; Fumiko ; et al.	2010-05-06
Manufacturing of magnetic recording medium Grant 7,645,363 - Ichihara , et al. January 12, 2	2010-01-12
Manufacturing process for perpendicular magnetic recording medium Grant 7,641,774 - Honda , et al. January 5, 2	2010-01-05
Perpendicular magnetic recording medium and method of manufacturing it Grant 7,625,646 - Hirayama , et al. December 1, 2	2009-12-01
Perpendicular magnetic recording medium and manufacturing of the same Grant 7,625,644 - Ichihara , et al. December 1, 2	2009-12-01
Magnetic recording medium containing first and second recording layers, each layer containing a columnar structure Grant 7,556,871 - Ichihara , et al. July 7, 2	2009-07-07
Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording device App 20090086372 - Ichihara; Takayuki ; et al.	2009-04-02
Perpendicular magnetic recording media and magnetic storage apparatus using the same App 20090052074 - Nakagawa; Hiroyuki ; et al.	2009-02-26
Magnetic hard disk drive Grant 7,184,236 - Hamaguchi , et al. February 27, 2	2007-02-27
Manufacturing of magnetic recording medium App 20060249371 - Ichihara; Takayuki ; et al.	2006-11-09
Perpendicular magnetic recording medium and method of manufacturing it App 20060134467 - Hirayama; Yoshiyuki ; et al.	2006-06-22
Manufacturing process for perpendicular magnetic recording medium App 20060090998 - Honda; Yoshinori ; et al.	2006-05-04
Perpendicular magnetic recording medium and manufacturing of the same App 20060088736 - Ichihara; Takayuki ; et al.	2006-04-27
Method for manufacturing perpendicular magnetic recording medium App 20060086606 - Honda; Yoshinori ; et al.	2006-04-27
Perpendicular magnetic recording medium and method of manufacturing it Grant 7,033,686 - Hirayama , et al. April 25, 2	2006-04-25
Magnetic recording apparatus and method of writing data at low temperature Grant 7,031,091 - Ichihara , et al. April 18, 2	2006-04-18
Magnetic recording medium and magnetic recording apparatus App 20050227120 - Ichihara, Takayuki ; et al.	2005-10-13
Apparatus and method for recording information Grant 6,952,380 - Isshiki , et al. October 4, 2	2005-10-04
Magnetic hard disk drive App 20050036226 - Hamaguchi, Takehiko ; et al.	2005-02-17
Magnetic hard disk drive Grant 6,822,818 - Hamaguchi , et al. November 23, 2	2004-11-23
perpendicular magnetic recording medium and method of manufacturing it App 20040191571 - Hirayama, Yoshiyuki ; et al.	2004-09-30
Magnetic recording apparatus and method of writing data App 20040080848 - Ichihara, Takayuki ; et al.	2004-04-29
Apparatus and method for recording information App 20030043699 - Isshiki, Fumio ; et al.	2003-03-06
Magnetic hard disk drive App 20020060871 - Hamaguchi, Takehiko ; et al.	2002-05-23

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