Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11881677 | Laser light source | Taku Suzuki, Hiroshi Yasaka, Nobuhide Yokota, Tomohiro Kita | 2024-01-23 |
| 11539185 | Laser apparatus | Taku Suzuki, Hiroshi Yasaka, Nobuhide Yokota, Tomohiro Kita | 2022-12-27 |
| 10037772 | Low magnetic flux density interface layer for spin torque oscillator | Susumu Okamura, Keiichi Nagasaka, Yo Sato | 2018-07-31 |
| 9990943 | Texture-control layer for spin torque oscillator | Susumu Okamura, Yo Sato, Keiichi Nagasaka | 2018-06-05 |
| 9858952 | Microwave assisted magnetic recording head having spin torque oscillator frequency detection | Susumu Okamura, Yo Sato, Keiichi Nagasaka | 2018-01-02 |
| 9805746 | Low magnetic flux density interface layer for spin torque oscillator | Susumu Okamura, Keiichi Nagasaka, Yo Sato | 2017-10-31 |
| 9728210 | Texture-control layer for spin torque oscillator | Susumu Okamura, Yo Sato, Keiichi Nagasaka | 2017-08-08 |
| 9437222 | Spin torque oscillator with high spin torque efficiency and reliability | Susumu Okamura, Masao Shiimoto, Katsuro Watanabe, Keiichi Nagasaka, Yo Sato +1 more | 2016-09-06 |
| 9378759 | Spin torque oscillator with low magnetic moment and high perpendicular magnetic anisotropy material | Keiichi Nagasaka, Yo Sato, Susumu Okamura, Masato Shiimoto, Masukazu Igarashi | 2016-06-28 |
| 9336797 | Extended spin torque oscillator | Masukazu Igarashi, Masato Matsubara, Keiichi Nagasaka, Yo Sato, Masato Shiimoto | 2016-05-10 |
| 9311934 | Symmetrical STO for oscillation with both polarity bias | Masato Shiimoto, Masukazu Igarashi, Yo Sato, Masato Matsubara | 2016-04-12 |
| 9305574 | Negative-polarization spin-torque-oscillator | Keiichi Nagasaka, Yo Sato, Masato Shiimoto, Masukazu Igarashi, Susumu Okamura | 2016-04-05 |
| 9230569 | Low Bs spin-polarizer for spin torque oscillator | Masato Shimoto, Masukazu Igarashi, Keiichi Nagasaka, Yo Sato, Susumu Okamura | 2016-01-05 |
| 9099107 | Stabilizing layer for a spin torque oscillator (STO) | Masukazu Igarashi, Keiichi Nagasaka, Susumu Okamura, Yo Sato, Masato Shimoto | 2015-08-04 |
| 9064508 | Pile spin-torque oscillator with AF-mode oscillation for generating high AC-field in microwave-assisted magnetic recording | Masato Shiimoto, Masukaza Igarashi | 2015-06-23 |
| 8976493 | Magnetic read sensor with novel pinned layer and side shield design for improved data track resolution and magnetic pinning robustness | Hideki Mashima, Tutomu Yasuda, Masahiko Hatatani | 2015-03-10 |
| 8570691 | TMR sensor film using a tantalum insertion layer and systems thereof | Kojiro Komagaki | 2013-10-29 |
| 8514527 | Magnetoresistive effect head having a multilayered pinned layer and/or free layer having amorphous and crystalline layers, and systems thereof | Kojiro Komagaki, Katsumi Hoshino, Hiroyuki Hoshiya | 2013-08-20 |
| 8194362 | Magnetoresistive effect device including a nitride underlayer, an antiferromagnetic layer, a first ferromagnetic layer, a nonmagnetic layer and a second ferromagnetic layer which are multilayered in this order on a substrate, magnetic head including the same magnetoresistive effect device, and information storage apparatus including the same magnetic head | Takahiro Ibusuki, Shinjiro Umehara | 2012-06-05 |
| 8184407 | Magnetoresistance effect device, magnetic lamination structural body, and manufacture method for magnetic lamination structural body | Takahiro Ibusuki, Shinjiro Umehara | 2012-05-22 |
| 8081404 | Magnetoresistive element including an amorphous reference layer, a crystal layer, and a pinned layer | Takahiro Ibusuki, Shinjiro Umehara | 2011-12-20 |
| 8072714 | Tunneling magnetoresistance (TMR) device, its manufacture method, magnetic head and magnetic memory using TMR device | Shinjiro Umehara, Takahiro Ibusuki | 2011-12-06 |
| 7535755 | Magnetic memory device and method for fabricating the same | Shinjiro Umehara, Hiroshi Ashida, Takao Ochiai, Kazuo Kobayashi | 2009-05-19 |
| 7466526 | Ferromagnetic tunnel junction, magnetic head using the same, magnetic recording device, and magnetic memory device | Shinjiro Umehara, Hiroshi Ashida, Kazuo Kobayashi | 2008-12-16 |
| 7382643 | Magnetoresistive effect element and magnetic memory device | Hiroshi Ashida, Shinjiro Umehara, Kazuo Kobayashi | 2008-06-03 |