TK

Tetsuya Kuwashima

Tdk: 22 patents #227 of 3,796Top 6%
S( Sae Magnetics (H.K.): 1 patents #306 of 585Top 55%
Overall (All Time): #197,670 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8240026 Method of manufacturing a magneto-resistive device Takeo Kagami, Norio Takahashi 2012-08-14
8125743 Thin-film magnetic head, magnetic head assembly, magnetic disk drive apparatus and method for manufacturing thin-film magnetic head Naoki Ohta, Kosuke Tanaka, Takayasu Kanaya, Kazuki Sato, Yasufumi Uno 2012-02-28
7978438 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 Naoki Ohta, Kosuke Tanaka, Takayasu Kanaya, Kazuki Sato, Yasufumi Uno 2011-07-12
7933099 Thin-film magnetic head having electric lapping guide and method of making the same Naoki Ohta, Kazuki Sato, Kosuke Tanaka 2011-04-26
7916434 Tunnel magnetoresistive effect element with limited electric popping output voltage Shunji Saruki, Kenji Inage, Hiroshi Kiyono, Katsumichi Tagami, Kazumasa Fukuda +1 more 2011-03-29
7911745 Thin-film magnetic head comprising a magneto-resistive effect device of the CPP structure including a re-magnetizing bias layer and magnetic disk system Yosuke Antoku, Tsuyoshi Umehara 2011-03-22
7894168 Thin-film magnetic head comprising a magneto-resistive effect device of a CPP structure and having a shunting layer Hiroshi Kiyono 2011-02-22
7784171 Method of manufacturing a magneto-resistive device Takeo Kagami, Norio Takahashi 2010-08-31
7743666 Tunneling effect element and physical quantity to electrical quantity transducer Naoki Ohta 2010-06-29
7672084 Composite thin-film magnetic head with non-magnetic conductive layer electrically connected with lower pole layer to increase counter electrode area Takeo Kagami, Noriaki Kasahara 2010-03-02
7672087 Magnetoresistive effect element having bias layer with internal stress controlled Takayasu Kanaya, Katsuki Kurihara 2010-03-02
7583462 Head amplifier with a heat controller Naoki Ohta 2009-09-01
7542245 Composite thin-film magnetic head with non-magnetic conductive layer to balance parasitic capacitances Takeo Kagami, Noriaki Kasahara 2009-06-02
7520165 Micro structure, cantilever, scanning probe microscope and a method of measuring deformation quantity for the fine structure Naoki Ohta 2009-04-21
7436633 Thin-film magnetic head, head gimbal assembly and hard disk system Hiroshi Kiyono, Takeo Kagami, Noriaki Kasahara, Naoki Ohta, Nozomu Hachisuka 2008-10-14
7312961 Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus Takeo Kagami, Kentaro Nagai 2007-12-25
7308751 Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus Takeo Kagami, Kentaro Nagai 2007-12-18
7253994 Magnetic head, head suspension assembly and magnetic disk apparatus Takeo Kagami 2007-08-07
7192676 Magneto-resistance effect element bar exposure method Hitoshi Hatate, Noriaki Kasahara, Tsuneo Kagotani 2007-03-20
7057859 Magneto-resistive device with reduced susceptibility to ion beam damage Takeo Kagami, Kazuki Sato, Takayasu Kanaya, Shunji Saruki 2006-06-06
6700740 Thin-film magnetic head and method of manufacturing same Naoto Matono 2004-03-02
6669983 Manufacturing method of thin-film magnetic head with magnetoresistive effect element Takeo Kagami, Naoki Ohta 2003-12-30