Kuwashima; Tetsuya

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kuwashima; Tetsuya.The latest application filed is for "thin-film magnetic head having cpp structure magneto-resistive effect device".

Company Profile

0.22.23

Kuwashima; Tetsuya - Tokyo JP
Kuwashima; Tetsuya - Chuo-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
Method of manufacturing a magneto-resistive device Grant 8,240,026 - Kagami , et al. August 14, 2	2012-08-14
Thin-film magnetic head, magnetic head assembly, magnetic disk drive apparatus and method for manufacturing thin-film magnetic head Grant 8,125,743 - Ohta , et al. February 28, 2	2012-02-28
Thin-film magnetic head with shield layer profile having obtuse or rounded corners, magnetic head assembly, magnetic disk drive apparatus and manufacturing method of thin-film magnetic head Grant 7,978,438 - Ohta , et al. July 12, 2	2011-07-12
Thin-film magnetic head having electric lapping guide and method of making the same Grant 7,933,099 - Ohta , et al. April 26, 2	2011-04-26
Tunnel magnetoresistive effect element with limited electric popping output voltage Grant 7,916,434 - Saruki , et al. March 29, 2	2011-03-29
Thin-film magnetic head comprising a magneto-resistive effect device of the CPP structure including a re-magnetizing bias layer and magnetic disk system Grant 7,911,745 - Antoku , et al. March 22, 2	2011-03-22
Thin-film magnetic head comprising a magneto-resistive effect device of a CPP structure and having a shunting layer Grant 7,894,168 - Kiyono , et al. February 22, 2	2011-02-22
Method of manufacturing a magneto-resistive device Grant 7,784,171 - Kagami , et al. August 31, 2	2010-08-31
Tunneling effect element and physical quantity to electrical quantity transducer Grant 7,743,666 - Kuwashima , et al. June 29, 2	2010-06-29
Composite thin-film magnetic head with non-magnetic conductive layer electrically connected with lower pole layer to increase counter electrode area Grant 7,672,084 - Kagami , et al. March 2, 2	2010-03-02
Magnetoresistive effect element having bias layer with internal stress controlled Grant 7,672,087 - Kanaya , et al. March 2, 2	2010-03-02
Head amplifier with a heat controller Grant 7,583,462 - Ohta , et al. September 1, 2	2009-09-01
Composite thin-film magnetic head with non-magnetic conductive layer to balance parasitic capacitances Grant 7,542,245 - Kagami , et al. June 2, 2	2009-06-02
Micro structure, cantilever, scanning probe microscope and a method of measuring deformation quantity for the fine structure Grant 7,520,165 - Ohta , et al. April 21, 2	2009-04-21
Thin-film Magnetic Head Having Cpp Structure Magneto-resistive Effect Device App 20090059436 - Kiyono; Hiroshi ; et al.	2009-03-05
Thin-film Magnetic Head Having Cpp Structure Magneto-resistive Effect Device And Hard Disk System App 20090052089 - Antoku; Yosuke ; et al.	2009-02-26
Method of manufacturing magneto-resistive device, magnetic head, head suspension assembly and magnetic disk apparatus App 20090038143 - Kagami; Takeo ; et al.	2009-02-12
Thin-film magnetic head having electric lapping guide and method of making the same App 20080253033 - Ohta; Naoki ; et al.	2008-10-16
Thin-film magnetic head, head gimbal assembly and hard disk system Grant 7,436,633 - Kiyono , et al. October 14, 2	2008-10-14
Magnetoresistive Effect Element Having Bias Layer With Internal Stress Controlled App 20080239582 - Kanaya; Takayasu ; et al.	2008-10-02
Head Amplifier With A Heat Controller App 20080084628 - OHTA; Naoki ; et al.	2008-04-10
Thin-film Magnetic Head, Magnetic Head Assembly, Magnetic Disk Drive Apparatus And Manufacturing Method Of Thin-film Magnetic Head App 20080019056 - OHTA; Naoki ; et al.	2008-01-24
Thin-film Magnetic Head, Magnetic Head Assembly, Magnetic Disk Drive Apparatus And Method For Manufacturing Thin-film Magnetic Head App 20080013221 - OHTA; Naoki ; et al.	2008-01-17
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus Grant 7,312,961 - Kagami , et al. December 25, 2	2007-12-25
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus Grant 7,308,751 - Kagami , et al. December 18, 2	2007-12-18
Method of manufacturing magneto-resistive device, magnetic head, head suspension assembly and magnetic disk apparatus App 20070206334 - Kagami; Takeo ; et al.	2007-09-06
Magnetic head, head suspension assembly and magnetic disk apparatus Grant 7,253,994 - Kagami , et al. August 7, 2	2007-08-07
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus App 20070163103 - Kagami; Takeo ; et al.	2007-07-19
Magneto-resistance effect element bar exposure method Grant 7,192,676 - Kagotani, legal representative , et al. March 20	2007-03-20
Micro Structure, Cantilever, Scanning Probe Microscope And A Method Of Measuring Deformation Quantity For The Fine Structure App 20060277981 - Ohta; Naoki ; et al.	2006-12-14
Tunneling effect element and physical quantity to electrical quantity transducer App 20060220781 - Kuwashima; Tetsuya ; et al.	2006-10-05
Low-resistance tunnel magnetoresistive effect element, and manufacturing method, testing method and testing apparatus for the element App 20060221511 - Saruki; Shunji ; et al.	2006-10-05
Composite thin-film magnetic head, magnetic head assembly and magnetic disk drive apparatus App 20060176618 - Kagami; Takeo ; et al.	2006-08-10
Magneto-resistive device with reduced susceptibility to ion beam damage Grant 7,057,859 - Kagami , et al. June 6, 2	2006-06-06
Thin-film magnetic head, head gimbal assembly and hard disk system App 20060082929 - Kiyono; Hiroshi ; et al.	2006-04-20
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus App 20050068691 - Kagami, Takeo ; et al.	2005-03-31
Magneto-resistance effect element bar exposure method, magneto-resistance effect element bar formation method and magneto-resistance effect element bar App 20040160704 - Kagotani, Tsuneo ; et al.	2004-08-19
Magnetic head, head suspension assembly and magnetic disk apparatus App 20040150921 - Kagami, Takeo ; et al.	2004-08-05
Magneto-resistive device and method of manufacturing same, magnetic head, head suspension assembly and magnetic disk apparatus App 20040150922 - Kagami, Takeo ; et al.	2004-08-05
Thin-film magnetic head and method of manufacturing same Grant 6,700,740 - Matono , et al. March 2, 2	2004-03-02
Magneto-resistive device, magnetic head, head suspension assembly and magnetic disk apparatus App 20040008452 - Kagami, Takeo ; et al.	2004-01-15
Manufacturing method of thin-film magnetic head with magnetoresistive effect element Grant 6,669,983 - Kagami , et al. December 30, 2	2003-12-30
Manufacturing method of thin-film magnetic head with magnetoresistive effect element App 20030080088 - Kagami, Takeo ; et al.	2003-05-01
Method of manufacturing magnetoresistive device, thin film magnetic head and head assembly App 20030034324 - Ueda, Kunihiro ; et al.	2003-02-20
Thin-film magnetic head and method of manufacturing same App 20020030930 - Matono, Naoto ; et al.	2002-03-14

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