TM

Takahiko Machita

Tdk: 49 patents #46 of 3,796Top 2%
HT Headway Technologies: 4 patents #135 of 309Top 45%
Overall (All Time): #56,723 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
9767834 Magnetic head comprising magneto-resistance effect element and side shields Tetsuya Hiraki, Minoru Ota, Hisayoshi Watanabe, Hideyuki Ukita 2017-09-19
9129622 CPP-type magnetoresistance effect element and magnetic disk device Naomichi Degawa, Takekazu Yamane, Takumi Yanagisawa, Satoshi Miura, Kenta Hamamoto +3 more 2015-09-08
8913349 CPP-type magnetoresistance effect element and magnetic disk device using side shield layers Takekazu Yamane, Naomichi Degawa, Minoru Ota, Kenta Hamamoto 2014-12-16
8896974 Thin film magnetic head with side layers under compression stress Shohei Kawasaki, Shuji OKAME, Takayasu Kanaya, Satoshi Miura, Kenzo Makino +3 more 2014-11-25
8891208 CPP-type magnetoresistive element including a rear bias structure and lower shields with inclined magnetizations Naomichi Degawa, Takekazu Yamane, Takumi Yanagisawa, Satoshi Miura, Kenta Hamamoto +3 more 2014-11-18
8477461 Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers Tsutomu Chou, Yoshihiro Tsuchiya, Shinji Hara, Daisuke Miyauchi 2013-07-02
8472149 CPP type magneto-resistive effect device and magnetic disk system Shinji Hara, Daisuke Miyauchi, Koji Shimazawa, Yoshihiro Tsuchiya, Tomohito Mizuno 2013-06-25
8462467 Thin film magnetic head including soft layer magnetically connected with shield Takumi Yanagisawa, Yasushi Nishioka, Satoshi Miura, Takayasu Kanaya, Kenzo Makino +6 more 2013-06-11
8437106 Thin film magnetic head including spin-valve film with free layer magnetically connected with shield Takumi Yanagisawa, Yasushi Nishioka, Satoshi Miura, Takayasu Kanaya, Kenzo Makino +6 more 2013-05-07
8402635 Method of manufacturing a magnetic head including shield layers which surround a MR element Naomichi Degawa, Takumi Yanagisawa, Satoshi Miura, Yoshikazu Sawada, Kenzo Makino +2 more 2013-03-26
8369048 CPP-type thin film magnetic head provided with side shields including a pair of antimagnetically exchanged-coupled side shield magnetic layers Daisuke Miyauchi, Keita Kawamori 2013-02-05
8310791 Magnetoresistive effect element and magnetic disk device Tomohito Mizuno, Koji Shimazawa, Tsutomu Chou, Daisuke Miyauchi, Yoshihiro Tsuchiya +2 more 2012-11-13
8256096 Method of using xenon ion beams to improve track width definition Stuart Kao, Chunping Luo, Chaopeng Chen, Daisuke Miyauchi, Jeiwei Chang 2012-09-04
8225489 Method of manufacturing magnetoresistive element having a pair of free layers Daisuke Miyauchi, Keita Kawamori 2012-07-24
8189303 Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers Shinji Hara, Yoshihiro Tsuchiya, Tsutomu Chou, Daisuke Miyauchi 2012-05-29
8179642 Magnetoresistive effect element in CPP structure and magnetic disk device Keita Kawamori, Yoshihiro Tsuchiya, Daisuke Miyauchi 2012-05-15
8149546 Magnetic field detecting element including tri-layer stack with stepped portion Toshiyuki Ayukawa, Daisuke Miyauchi, Koji Shimazawa 2012-04-03
8144437 Magnetoresistive element and thin film magnetic head Daisuke Miyauchi, Keita Kawamori, Tetsuya Roppongi 2012-03-27
8130475 Method for manufacturing CPP-type thin film magnetic head provided with a pair of magnetically free layers Keita Kawamori, Yoshihiro Tsuchiya, Daisuke Miyauchi 2012-03-06
8094420 Magnetoresistive device of the CCP (current perpendicular to plane) type with single-domain control of magnetization, and associated magnetic disk system Toshiyuki Ayukawa, Daisuke Miyauchi, Tsutomu Chou, Koji Shimazawa, Shinji Hara +2 more 2012-01-10
8089734 Magnetoresistive element having a pair of side shields Daisuke Miyauchi, Keita Kawamori 2012-01-03
8087157 Process to manufacture magnetic tunnel junction read head Stuart Kao, Chunping Luo, Chaopeng Chen, Daisuke Miyauchi, Jeiwei Chang 2012-01-03
8049997 Magnetoresistive element including a pair of free layers coupled to a pair of shield layers Daisuke Miyauchi, Yoshihiro Tsuchiya, Tsutomu Chou, Shinji Hara, Koji Shimazawa 2011-11-01
8040641 Magneto-resistance effect element with a stacked body having a constricted shape Daisuke Miyauchi, Kazuki Sato, Takayasu Kanaya 2011-10-18
8023230 Magnetoresistive element including a pair of ferromagnetic layers coupled to a pair of shield layers Daisuke Miyauchi, Yoshihiro Tsuchiya, Tsutomu Chou, Shinji Hara, Koji Shimazawa 2011-09-20