Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228621 | Magnetic sensor device | Shinichirou Mochizuki, Homare Tokida | 2025-02-18 |
| 11536784 | Magnetic sensor and method of manufacturing such | Naoki Ohta, Hiroshi Yamazaki, Satoshi Miura, Yosuke Komasaki | 2022-12-27 |
| 10871381 | Angle sensor and angle sensor system | Shinichirou Mochizuki, Hiraku Hirabayashi, Kazuya Watanabe | 2020-12-22 |
| 10697799 | Angle sensor and angle sensor system | Shinichirou Mochizuki, Hiraku Hirabayashi, Kazuya Watanabe | 2020-06-30 |
| 10533878 | Angle sensor and angle sensor system | Shinichirou Mochizuki, Hiraku Hirabayashi, Kazuya Watanabe | 2020-01-14 |
| 10386170 | Angle sensor and angle sensor system | Shinichirou Mochizuki | 2019-08-20 |
| 9741371 | Magnetic head for perpendicular magnetic recording including a write shield | Atsushi Yamaguchi, Michitaka Nishiyama, Kei Hirata | 2017-08-22 |
| 9704511 | Perpendicular magnetic recording head with improved density recording | Hideyuki Ukita, Kei Hirata, Atsushi Yamaguchi, Ittetsu Kitajima | 2017-07-11 |
| 8867168 | Magnetic head for perpendicular magnetic recording having a write shield | Norikazu Ota, Masahiro Saito, Taro Oike, Takeo Kagami, Yosuke Antoku +4 more | 2014-10-21 |
| 8817417 | Perpendicular magnetic write head and magnetic recording device | Hideyuki Ukita, Kenta Hara, Yosuke Antoku, Masashi Sano, Shuji OKAME +1 more | 2014-08-26 |
| 8665548 | Magnetic recording device and magnetic recording method | Kei Hirata, Hiroshi Kiyono, Osamu NAKADA | 2014-03-04 |
| 8472137 | Magnetic head and method of manufacture thereof wherein the head includes a pole layer and non-magnetic layer having a continuous tapered face opposed to a trailing shield | Kei Hirata, Michitaka Nishiyama, Hideyuki Yatsu, Shin Narushima, Hisayoshi Watanabe +1 more | 2013-06-25 |
| 8300359 | Perpendicular magnetic recording head and magnetic recording device | Kei Hirata, Katsuki Kurihara, Takeo Kagami | 2012-10-30 |
| 8233237 | Perpendicular magnetic write head and magnetic recording device | Katsuki Kurihara, Takeo Kagami, Kei Hirata, Minoru Ota | 2012-07-31 |
| 8208220 | Magnetic head, head assembly, and magnetic recording/reproducing apparatus to reduce risk of wide area track erase | Minoru Ota, Kei Hirata | 2012-06-26 |
| 8164853 | Perpendicular magnetic write head with side shield saturation magnetic flux density increasing away from magnetic pole | Kei Hirata, Atsushi Yamaguchi, Masaya Kato, Hideyuki Ukita, Minoru Ota | 2012-04-24 |
| 8102623 | Thin-film magnetic head with a magnetic pole having an inclined step at its top end section surface, magnetic head assembly with the thin-film magnetic head, magnetic disk drive apparatus with the magnetic head assembly, and manufacturing method of thin-film magnetic head | Norikazu Ota | 2012-01-24 |
| 8064160 | Magnetic head for perpendicular magnetic recording with coil wound around pole layer | Naoki Ohta | 2011-11-22 |
| 7961428 | Thin-film magnetic head having magnetic layer with non-magnetic layer therewithin | Hiraku Hirabayashi | 2011-06-14 |
| 7948716 | Magnetic head for perpendicular magnetic recording with a shield and a pole layer having a top surface with first and second portions at different heights, and method of manufacturing same | Naoto Matono, Koichi Otani, Tatsuya Harada, Noriaki Kasahara, Takamitsu Sakamoto +3 more | 2011-05-24 |
| 7817376 | Thin-film magnetic head having magnetic layer with non-magnetic portion | Hiraku Hirabayashi | 2010-10-19 |
| 7813085 | Thin-film magnetic head having laminate shields for tolerating external magnetic field | Hiraku Hirabayashi | 2010-10-12 |