Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11996126 | Iridium film with a thin iridium template layer for a heat-assisted magnetic recording (HAMR) writer | Koji Shimazawa, Shengyuan Wang | 2024-05-28 |
| 11664045 | Manufacturing method for magnetoresistive element | Hironori Araki, Yoshitaka Sasaki, Yoji Nomura, Shigeki Tanemura | 2023-05-30 |
| 11604313 | Waveguide and manufacturing method thereof | Dayu Zhou, Koji Shimazawa, Yoshitaka Sasaki, Hiroyuki Ito, Yoji Nomura | 2023-03-14 |
| 11514931 | Magnetic head including main pole having top surface including first inclined portion, second inclined portion, and third inclined portion, and spin torque oscillator | Hironori Araki, Yoshitaka Sasaki, Tetsuhito Shinohara, Shigeki Tanemura, Kazuki Sato +2 more | 2022-11-29 |
| 11495251 | Manufacturing method for magnetic head for perpendicular magnetic recording including a pair of first side shields and a pair of second side shields | Yoshitaka Sasaki, Kazuki Sato, Shigeki Tanemura | 2022-11-08 |
| 11410688 | Thermally-assisted magnetic recording head having plasmon generator of multiple metal layers | Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura, Hironori Araki, Yoji Nomura +1 more | 2022-08-09 |
| 11049516 | Near-field light generator and thermally-assisted magnetic recording head | Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura, Yoji Nomura | 2021-06-29 |
| 10872624 | Magnetic head including a return path section | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Hironori Araki | 2020-12-22 |
| 10545287 | Waveguide including first and second layers and manufacturing method thereof | Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura, Hironori Araki | 2020-01-28 |
| 10366712 | Magnetic head for perpendicular magnetic recording including two side shields configured to enable a reduction in width of an end face of the main pole located in a medium facing surface and an increase in cross-sectional area of the main pole in the vicinity of the medium facing surface | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Hironori Araki, Yoji Nomura | 2019-07-30 |
| 9958769 | Method of manufacturing a plasmon generator | Hironori Araki, Yoshitaka Sasaki, Hiroyuki Ito, Seiichiro Tomita, Shigeki Tanemura | 2018-05-01 |
| 9824702 | Magnetic head for perpendicular magnetic recording with a coil including a first winding portion of one turn and a second winding portion of less than one turn | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Kenichi Takano | 2017-11-21 |
| 9792929 | Magnetic head for perpendicular magnetic recording including a coil having an inclined surface | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Hironori Araki | 2017-10-17 |
| 9777387 | Method of manufacturing a thin-film magnetic head including a coil and a magnetic path forming section | Yoshitaka Sasaki, Hiroyuki Ito, Hironori Araki, Seiichiro Tomita, Hideo Mamiya | 2017-10-03 |
| 9754614 | Plasmon generator including a heat sink layer interposed between two portions formed of different metal materials | Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura, Hideo Mamiya, Seiichiro Tomita | 2017-09-05 |
| 9741370 | Magnetic head for perpendicular magnetic recording including a coil having an inclined surface | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Hironori Araki, Shigeki Tanemura | 2017-08-22 |
| 9704513 | Magnetic head for perpendicular magnetic recording with a coil including a first winding portion of one turn and a second winding portion of less than one turn | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Kenichi Takano | 2017-07-11 |
| 9653100 | Magnetic head for perpendicular magnetic recording capable of preventing unwanted erasure | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Kenichi Takano | 2017-05-16 |
| 9640202 | Method of manufacturing plasmon generator | Shigeki Tanemura, Yoshitaka Sasaki, Hiroyuki Ito, Hironori Araki, Seiichiro Tomita | 2017-05-02 |
| 9502053 | Magnetic head for perpendicular magnetic recording with a trailing shield including a plurality of portions different in saturation flux density | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Kazumasa Yasuda | 2016-11-22 |
| 9489969 | Magnetic head including a main pole and a write shield to provide improved write characteristics without compromising the function of the write shield | Yoshitaka Sasaki, Kazuki Sato, Shigeki Tanemura, Hironori Araki, Seiichiro Tomita | 2016-11-08 |
| 9478241 | Thermally-assisted magnetic recording head having inclined main magnetic pole and core | Shigeki Tanemura, Yoshitaka Sasaki, Hiroyuki Ito, Xuhui Jin, Hideo Mamiya | 2016-10-25 |
| 9336798 | Magnetic head for perpendicular magnetic recording including a main pole with a lower protrusion | Yoshitaka Sasaki, Kazuki Sato, Hiroyuki Ito, Shigeki Tanemura, Hironori Araki | 2016-05-10 |
| 9330702 | Thermally-assisted magnetic recording head having a heat sink | Hironori Araki, Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura | 2016-05-03 |
| 9230568 | Magnetic head for perpendicular magnetic recording including a coil having an inclined front end face | Yoshitaka Sasaki, Hiroyuki Ito, Kazuki Sato, Shigeki Tanemura, Hironori Araki | 2016-01-05 |