Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7038873 | Magnetic recording medium having a specific relation of coercive force HC and residual magnetization MR in perpendicular direction to substrate surface | Katsusuke Shimazaki, Satoshi Matsunuma, Norio Ota | 2006-05-02 |
| 6970400 | Information recording medium with magnetic marks, recording and reproducing apparatus therefor, and head positioning method using detected magnetic leakage fields from the magnetic marks | Kouichirou Wakabayashi, Tsuyoshi Onuma, Nobuyuki Inaba, Fumiyoshi Kirino | 2005-11-29 |
| 6893746 | Magnetic recording medium with high thermal stability, method for producing the same, and magnetic recording apparatus | Fumiyoshi Kirino, Norio Ohta, Kouichirou Wakabayashi, Harumi Hieida, Masaki Sekine +5 more | 2005-05-17 |
| 6876506 | Information recording medium, information recording/reproducing head, and information storage device | Koichiro Wakabayashi, Nobuyuki Inaba | 2005-04-05 |
| 6730421 | Magnetic recording medium and its production method, and magnetic recorder | Fumiyoshi Kirino, Nobuyuki Inaba, Kouichirou Wakabayashi | 2004-05-04 |
| 6699602 | Amorphous magnetic recording medium, process for producing the same and magnetic recording and reproduction apparatus | Mitsutoshi Honda, Hiroki Yamamoto, Takashi Naito, Tatsumi Hirano, Tetsuo Nakazawa +4 more | 2004-03-02 |
| 6674594 | Read/write head and magnetic recording device | Kouichirou Wakabayashi, Nobuyuki Inaba | 2004-01-06 |
| 6627255 | Method of manufacturing a magnetic recording media | Nobuyuki Inaba, Tomoo Yamamoto, Masukazu Igarashi, Yoshio Takahashi | 2003-09-30 |
| 6541125 | Magnetic recording medium | Masaaki Futamoto, Nobuyuki Inaba, Yoshiyuki Hirayama, Yukio Honda | 2003-04-01 |
| 6383667 | Magnetic recording medium | Masaaki Futamoto, Nobuyuki Inaba, Yoshiyuki Hirayama, Yukio Honda | 2002-05-07 |
| 6365287 | Magnetic recording media and magnetic storage device | Nobuyuki Inaba, Tomoo Yamamoto, Masukazu Igarashi, Yoshio Takahashi | 2002-04-02 |
| 5231294 | Manganese-aluminum and manganese-silicon magnetic films, and magnetic recording medium | Masaaki Futamoto, Yukio Honda, Kazumasa Takagi, Yoshiyuki Hirayama | 1993-07-27 |
| 4845671 | Bloch line memory device | Youji Maruyama, Tadashi Ikeda, Ryo Suzuki | 1989-07-04 |
| 4837741 | Magnetic bubble memory device | Toshihiro Sato, Takashi Toyooka, Naoki Kodama, Masatoshi Takeshita, Ryo Suzuki | 1989-06-06 |
| 4769783 | Magnetic bubble memory device | Toshihiro Sato, Takashi Toyooka, Masatoshi Takeshita, Naoki Kodama, Tadashi Ikeda +1 more | 1988-09-06 |
| 4755430 | Magnetic bubble memory device | Masatoshi Takeshita, Hiroshi Umezaki, Ryo Suzuki, Takashi Toyooka, Naoki Kodama | 1988-07-05 |
| 4745578 | Magnetic bubble memory device | Naoki Kodama, Masatoshi Takeshita, Takashi Toyooka, Ryo Suzuki | 1988-05-17 |
| 4744052 | Hybrid magnetic bubble memory device | Naoki Kodama, Takashi Toyooka, Masatoshi Takeshita, Ryo Suzuki, Shinzo Matsumoto | 1988-05-10 |
| 4744051 | Magnetic bubble memory device | Toshihiro Sato, Tadashi Ikeda, Ryo Suzuki | 1988-05-10 |
| 4621344 | Magnetic bubble device | Toshihiro Sato, Ryo Suzuki, Tadashi Ikeda, Yutaka Sugita | 1986-11-04 |
| 4607349 | Magnetic bubble memory device | Ryo Suzuki, Masatoshi Takeshita, Naoki Kodama, Yutaka Sugita | 1986-08-19 |
| 4601013 | Magnetic bubble memory device | Ryo Suzuki, Yutaka Sugita, Naoki Kodama, Masatoshi Takeshita | 1986-07-15 |
| 4589094 | Magnetic bubble device | Ryo Suzuki, Naoki Kodama, Masatoshi Takeshita, Yutaka Sugita | 1986-05-13 |
| 4589095 | Magnetic bubble stretcher | Ryo Suzuki, Masatoshi Takeshita, Naoki Kodama, Yutaka Sugita | 1986-05-13 |
| 4584668 | Magnetic bubble memory device | Ryo Suzuki, Naoki Kodama, Masatoshi Takeshita, Tadashi Ikeda, Toshihiro Sato +1 more | 1986-04-22 |