Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12027187 | Magnetic disk device | — | 2024-07-02 |
| 11817135 | Magnetic head and magnetic recording/reproducing device | — | 2023-11-14 |
| 11626132 | Magnetic disk device | — | 2023-04-11 |
| 11404084 | Magnetic disk device | — | 2022-08-02 |
| 11176965 | Magnetic disk device | Mio Okada, Toru Watanabe, Yusuke Tomoda | 2021-11-16 |
| 10867624 | Magnetic head and disk device with heat actuators | Toru Watanabe, Masami Yamane | 2020-12-15 |
| 10825473 | Magnetic disk device | — | 2020-11-03 |
| 10741201 | Magnetic recording device capable of stabilizing oscillations of high frequency assisted element | Masaya Ohtake | 2020-08-11 |
| 10657990 | Magnetic head and disk device having gap layers with different magnetic relative permeabilities | Masaya Ohtake, Akihiko Takeo, Naoyuki Narita, Yusuke Tomoda, Tomoyuki Maeda | 2020-05-19 |
| 10546600 | Magnetic head with high-frequency oscillating element and disk device comprising the same | Masaya Ohtake | 2020-01-28 |
| 10529365 | Method for correcting position offset of the heads on two dimensional magnetic recording device | Naoki Tagami, Takeyori Hara | 2020-01-07 |
| 10504543 | Magnetic disk device | — | 2019-12-10 |
| 10403308 | Magnetic disk device which controls a recording operation and a non-recording operation of a recording head and a recording head control method of the magnetic disk device | Akihiko Takeo, Naoyuki Narita, Masaya Ohtake, Yusuke Tomoda, Tomoyuki Maeda | 2019-09-03 |
| 10360931 | Magnetic recording apparatus | Masaya Ohtake, Akihiko Takeo, Yusuke Tomoda | 2019-07-23 |
| 10276193 | Magnetic head having magnetic pole and shield, and magnetic recording and reproducing device | Naoyuki Narita, Tomoyuki Maeda, Masaya Ohtake, Yusuke Tomoda, Akihiko Takeo | 2019-04-30 |
| 10014009 | Magnetic disk drive and recording head control method | — | 2018-07-03 |
| 9792933 | Magnetic head, disk drive with the same and method of manufacturing magnetic head | Tomoko Taguchi, Katsuhiko Koui | 2017-10-17 |
| 9305584 | Determining oscillation characteristic for high-frequency assisted magnetic recording device | Tomoko Taguchi | 2016-04-05 |
| 8896947 | Disk storage apparatus and method for determining malfunction of high-frequency oscillating element | Masahiro Takashita, Tomoko Taguchi | 2014-11-25 |
| 8885296 | Current drive type magnetic head and disk drive with the same | — | 2014-11-11 |
| 8810954 | Disk storage apparatus, write control apparatus and write control method | Tomoko Taguchi, Kenichiro Yamada | 2014-08-19 |
| 8228627 | Magnetic disk drive | Tomoko Taguchi | 2012-07-24 |
| 8159781 | Magnetic head for perpendicular recording and disk drive with the same | Tomoko Taguchi | 2012-04-17 |