Issued Patents All Time
Showing 25 most recent of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10332553 | Double ridge near-field transducers | Matteo Staffaroni, Koji Shimazawa, Tobias Maletzky, Xuhui Jin, Yoshihiro Tsuchiya | 2019-06-25 |
| 10152991 | Method for manufacturing thermally-assisted magnetic recording head with waveguide blocker | Kouji Shimazawa, Tobias Maletzky, Weihao Xu, Shinji Hara, Yoshihiro Tsuchiya +3 more | 2018-12-11 |
| 10043542 | Plasmon generator with separating layer for thermal assisted magnetic recording head | Koji Shimazawa, Yoshihiro Tsuchiya, Kosuke Tanaka | 2018-08-07 |
| 10020193 | Method for laser annealing with laser beam radiated via through hole | Koji Shimazawa | 2018-07-10 |
| 9852752 | Plasmon generator with metallic waveguide blocker for TAMR | Kouji Shimazawa, Tobias Maletzky, Weihao Xu, Shinji Hara, Yoshihiro Tsuchiya +3 more | 2017-12-26 |
| 9305573 | Thermally assisted recording head utilizing laser light with limited wavelength range | Shinji Hara, Koji Shimazawa, Eiji Komura, Seiichi Takayama, Yasuhiro Ito | 2016-04-05 |
| 9165569 | Thermally-assisted magnetic recording head | Takafumi Kobayashi, Susumu Aoki, Kosuke Tanaka, Koji Shimazawa | 2015-10-20 |
| 9165581 | Thermally assisted magnetic recording head with main magnetic pole apart from near field light generator | Susumu Aoki, Takafumi Kobayashi, Kei Hirata, Eiji Komura | 2015-10-20 |
| 8970995 | Magnetoresistance effect element having layer containing Zn at the interface between magnetic layer and non-magnetic intermediate layer | Shinji Hara, Yoshihiro Tsuchiya, Hironobu Matsuzawa | 2015-03-03 |
| 8873351 | Thermally-assisted magnetic recording head, head gimbal assembly, and magnetic recording device | Susumu Aoki, Kosuke Tanaka, Shinji Hara | 2014-10-28 |
| 8854931 | Polarization converter including a jagged diagonal line in plane orthogonal to propagation direction of electromagnetic wave | Eiji Komura, Koji Shimazawa | 2014-10-07 |
| 8845867 | Method for manufacturing magnetoresistance effect element using simultaneous sputtering of Zn and ZnO | Shinji Hara, Yoshihiro Tsuchiya, Tomihito Mizuno | 2014-09-30 |
| 8760979 | Thermally-assisted magnetic recording head having gap layers between magnetic pole and plasmon generator | Eijii Komura, Shinji Hara, Daisuke Miyauchi, Koji Shimazawa, Mitsuo Otsuki | 2014-06-24 |
| 8750082 | Thermally-assisted magnetic recording head having gap layers between magnetic pole and plasmon generator | Koji Shimazawa, Eiji Komura | 2014-06-10 |
| 8654617 | Thermally-assisted magnetic recording head with optically isolating waveguide, head gimbal assembly, head arm assembly, magnetic disk unit, and light transmission unit | Eiji Komura, Koji Shimazawa, Shinji Hara, Ryo Hosoi, Nobuyuki Mori +2 more | 2014-02-18 |
| 8593766 | Magneto-resistive effect element having spacer layer including main spacer layer containing gallium oxide and metal intermediate layer | Yoshihiro Tsuchiya, Hironobu Matsuzawa, Hayato Koike | 2013-11-26 |
| 8578593 | Method of manufacturing thermal assisted magnetic write head | Kosuke Tanaka, Shinji Hara, Yasutoshi Fujita | 2013-11-12 |
| 8570843 | Thermally assisted magnetic head, magnetic head device and magnetic recording/reproducing apparatus including a recording element and a near-field light generating element | Kei Hirata, Kosuke Tanaka, Susumu Aoki, Makoto Isogai, Tetsuya Roppongi | 2013-10-29 |
| 8564911 | Magneto-resistive effect element having spacer layer including gallium oxide layer with metal element | Hayato Koike, Yoshihiro Tsuchiya, Hironobu Matsuzawa | 2013-10-22 |
| 8547805 | Thermally-assisted magnetic recording head having temperature sensor embedded on dielectric waveguide | Eiji Komura, Koji Shimazawa, Shinji Hara, Kosuke Tanaka, Ryo Hosoi | 2013-10-01 |
| 8537645 | Near field light generating element, thermally assisted magnetic head, thermally assisted magnetic head device and thermally assisted magnetic recording/reproducing apparatus | Koji Shimazawa, Shinji Hara, Eiji Komura, Ryo Hosoi | 2013-09-17 |
| 8498083 | Magneto-resistive effect element having spacer layer containing gallium oxide, partially oxidized copper | Hayato Koike, Yoshihiro Tsuchiya, Hironobu Matsuzawa | 2013-07-30 |
| 8477461 | Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers | Yoshihiro Tsuchiya, Shinji Hara, Daisuke Miyauchi, Takahiko Machita | 2013-07-02 |
| 8462593 | Thermal-assisted magnetic recording head having dielectric waveguide, metal waveguide and near-field light generating element | Eiji Komura, Koji Shimazawa, Shinji Hara, Kosuke Tanaka | 2013-06-11 |
| 8441763 | Magneto-resistive effect element having spacer layer with thin central portion | Yoshihiro Tsuchiya, Hironobu Matsuzawa, Hayato Koike | 2013-05-14 |