Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11322176 | Method of manufacturing magnetic recording medium | Hiroshi Tani, Hiroshi Sakai, Kazuki SHINDO | 2022-05-03 |
| 10888895 | Method for producing a thin film, method for producing a magnetic disk, method for producing a nanoimprint mold, and apparatus for producing a thin film | Hiroshi Tani, Hiroshi Sakai, Kazuki SHINDO | 2021-01-12 |
| 10199064 | Magnetic recording medium, and magnetic recording and reproducing apparatus | Yoshihiko Maruyama, Selvaraj Aanandha, Yuan Ai Khoo, Satoru Nakamura, Hiromitsu Tanuma | 2019-02-05 |
| 10074396 | Magnetic recording medium and magnetic recording and reproducing apparatus | Katsuaki To, Saeko Hayase | 2018-09-11 |
| 9640213 | Perpendicular magnetic recording medium and magnetic storage apparatus | Kota Hasegawa, Takahiro Ukai, Shiro Entani, Seiji Sakai | 2017-05-02 |
| 8296931 | Method for manufacturing storage medium | Hiroyoshi Okumura | 2012-10-30 |
| 7842331 | Manufacturing method and evaluating method of magnetic recording medium | Makoto Okada, Jun Fujii, Takako Yamauchi | 2010-11-30 |
| 7534750 | Composition, magnetic recording medium, head slider, and magnetic recording device | Hiroshi Chiba, Yukiko Oshikubo, Keiji Watanabe, Takeshi Toukairin | 2009-05-19 |
| 7335701 | Magnetic disk drive having a surface coating on a magnetic disk | Keiji Watanabe, Hiroshi Chiba, Tsukasa Itani, Norikazu Nakamura, Shoichi Suda +2 more | 2008-02-26 |
| 7259937 | Magnetic recording device having a head slider utilizing a water-repellant resin lubricant having specified surface tension properties | Hiroshi Chiba, Keiji Watanabe, Yoshiharu Kasamatsu, Takayuki Musashi, Yukiko Oshikubo +3 more | 2007-08-21 |
| 7081277 | Magnetic disk drive having a surface coating on a magnetic disk | Keiji Watanabe, Hiroshi Chiba, Tsukasa Itani, Norikazu Nakamura, Shoichi Suda +2 more | 2006-07-25 |
| 6670309 | Method and apparatus for preparing fluorine-based solvent | Hiroshi Chiba, Keiji Watanabe, Takeshi Tokairin | 2003-12-30 |
| 6132875 | Magnetic recording medium and magnetic head having carbon protective layers | Katsumi Kiuchi, Yoshito Kitamoto, Makoto Watanabe, Masahiro Takagi, Akira Kikuchi | 2000-10-17 |
| 6110524 | Method of forming lubricant layer on magnetic disc, device for forming lubricant layer thereon, and magnetic disc | Yoshihiro Mitobe, Ichiro Kobayashi, Takuya Tomoi | 2000-08-29 |