Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9548073 | Systems and methods for providing high performance soft magnetic underlayers for magnetic recording media | Debashish Tripathy, Fei Qin | 2017-01-17 |
| 9472227 | Perpendicular magnetic recording media and methods for producing the same | Hi Shin | 2016-10-18 |
| 9431045 | Magnetic seed layer used with an unbalanced soft underlayer | Zhenguo Wang, Sy Vu, Daehoon Hong | 2016-08-30 |
| 9042053 | Thermally stabilized perpendicular magnetic recording medium | Yang Yang | 2015-05-26 |
| 8922936 | Apparatus of single write magnetic disc | Chiyo Saito, Daisuke Masuda | 2014-12-30 |
| 8559131 | Perpendicular magnetic recording media and magnetic disc apparatus | Daisuke Masuda, Chiyo Saito, Junichi Horikawa | 2013-10-15 |
| 7927725 | Magnetic recording medium, production method thereof and magnetic disc apparatus | Shunji Ishio, Hitoshi Saito, Takashi Hasegawa, Naoya Yamamoto | 2011-04-19 |
| 7625643 | Magnetic recording medium, magnetic storage apparatus and recording method | Hisashi Umeda | 2009-12-01 |
| 7435489 | Magnetic recording medium, magnetic storage apparatus and recording method | Hisashi Umeda | 2008-10-14 |
| 7271984 | Magnetic recording medium having at least two coupled magnetic layers, magnetic storage apparatus and recording method | Hisashi Umeda | 2007-09-18 |
| 7115330 | Magnetic recording medium with CR <110> preferred growth along a predetermined direction, method of producing the same and magnetic storage apparatus | Antony Ajan | 2006-10-03 |
| 7079340 | Apparatus and method of measuring write magnetic field of recording head | Seigo Igaki, Takahisa Ueno, Tohru Horie | 2006-07-18 |
| 6905781 | Magnetic recording medium with Cr<110> preferred growth along a predetermined direction, method of producing the same and magnetic storage apparatus | Antony Ajan | 2005-06-14 |
| 6881496 | Antiferromagnetically coupled magnetic recording medium possessing three coupled magnetic layers and magnetic storage apparatus | — | 2005-04-19 |
| 6828047 | Magnetic recording medium and magnetic storage apparatus | E. Noel Abarra | 2004-12-07 |
| 6821652 | Magnetic recording medium and magnetic storage apparatus | E. Noel Abarra, Yoshifumi Mizoshita | 2004-11-23 |
| RE38587 | Magnetic recording medium | Isatake Kaitsu, Masayoshi Shinohara | 2004-09-14 |
| 6753101 | Magnetic recording medium, magnetic storage apparatus, recording method and method of producing magnetic recording medium | E. Noel Abarra, Yoshifumi Mizoshita, Yuki Yoshida | 2004-06-22 |
| 6740383 | Magnetic recording medium possessing a ratio of Hc(perpendicular) to Hc(horizontal) that is not more than 0.22 and magnetic recording disk device | Masayoshi Shinohara, Kenji Sato, Yuki Yoshida, Yasuji Ikeda, Kiyoshi Yamaguchi | 2004-05-25 |
| 6689496 | Magnetic recording medium, method of producing magnetic recording medium, and magnetic storage apparatus | Haruhiro KOMURA, Yuki Yoshida, Hisashi Umeda | 2004-02-10 |
| 6689495 | Magnetic recording medium and magnetic storage apparatus | Hisateru Sato, Isatake Kaitsu, E. Noel Abarra, Yoshifumi Mizoshita | 2004-02-10 |
| 6677051 | Magnetic recording medium with dual magnetic layers having specific composition requirements and a magnetic storage apparatus | B. Ramamurthy Acharya | 2004-01-13 |
| 6645646 | Magnetic recording medium and magnetic storage apparatus | Hisashi Umeda, E. Noel Abarra, Yoshifumi Mizoshita | 2003-11-11 |
| 6613460 | Magnetic recording medium and magnetic storage apparatus | E. Noel Abarra | 2003-09-02 |
| 6602612 | Magnetic recording medium and magnetic storage apparatus | E. Noel Abarra, Yoshifumi Mizoshita | 2003-08-05 |