YS

Yoshihiro Shiroishi

HI Hitachi: 53 patents #249 of 28,497Top 1%
HG HGST: 4 patents #68 of 483Top 15%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Overall (All Time): #40,678 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 1–25 of 59 patents

Patent #TitleCo-InventorsDate
9275672 Magnetic head, magnetic recording method and apparatus for controlling magnetic head with spin torque oscillator in a disk drive Hiroshi Fukuda, Harukazu Miyamoto, Junko Ushiyama, Katsuro Watanabe, Yoshiyuki Hirayama +1 more 2016-03-01
9159360 Servo pattern by microwave assisted magnetic recording, perpendicular magnetic recording medium, magnetic storage device and method for manufacturing the same 2015-10-13
9129635 Magnetic recording medium with controlled anisotropic fields and magnetic memory device Hiroshi Fukuda 2015-09-08
9105279 Microwave assisted magnetic recording and magnetic storage device 2015-08-11
8953282 Magnetic head, and magnetic storage apparatus Katsuro Watanabe, Yo Sato 2015-02-10
8760779 Energy-assisted magnetic recording head and systems thereof with environmental conditions control William D. Johns, David L. Whitaker, Ikuya Tagawa 2014-06-24
8643972 Magnetic storage apparatus, head drive controller, and head drive control method Hiroshi Fukuda, Ikuya Tagawa, Tomohiro Okada 2014-02-04
7903374 Magnetic recording and reading device 2011-03-08
7782566 Magnetic recording and reading device 2010-08-24
7339762 Magnetic recording and reading device 2008-03-04
7177115 Magnetic recording and reading device 2007-02-13
6924048 Magnetic recording medium and a magnetic storage apparatus Tetsuya Kanbe, Yuzuru Hosoe, Ichiro Tamai, Yoshio Takahashi, Kiwamu Tanahashi +1 more 2005-08-02
6819531 Magnetic recording and reading device having 50 mb/s transfer rate 2004-11-16
6795275 Magnetic disk device and magnetic head slider Hidetoshi Anan, Tetsuya Matsusaki, Hidekazu Kohira, Masaaki Matsumoto, Hideaki Tanaka +4 more 2004-09-21
6627253 Magnetic recording media for longitudinal recording, process for producing the same and magnetic memory apparatus Hiroyuki Suzuki, Sadao Hishiyama, Tomoyuki Ohno, Yotsuo Yahisa, Yoshibumi Matsuda +5 more 2003-09-30
6618225 Magnetic head supporting apparatus having thermally insulated IC mounted on an arm portion Hayato Shimizu, Norio Nakazato, Masaaki Matsumoto, Mikio Tokuyama, Toshihiko Shimizu +1 more 2003-09-09
6569545 Magnetic recording medium and a magnetic storage apparatus Tetsuya Kanbe, Yuzuru Hosoe, Ichiro Tamai, Yoshio Takahashi, Kiwamu Tanahashi +1 more 2003-05-27
6498702 Magnetic head supporting apparatus having thermally insulated read/write IC mounted on arm portions thereof Hayato Shimizu, Norio Nakazato, Masaaki Matsumoto, Mikio Tokuyama, Toshihiko Shimizu +1 more 2002-12-24
6483660 Disk drive unit having multiple disks arranged in a plane Kyo Akagi, Toshihisa Tsukada 2002-11-19
6407892 Magnetic recording and reading device 2002-06-18
6404605 Magnetic recording and reading device 2002-06-11
6335103 Magnetic recording media for longitudinal recording Hiroyuki Suzuki, Sadao Hishiyama, Tomoyuki Ohno, Yotsuo Yahisa, Yoshibumi Matsuda +5 more 2002-01-01
6324035 Magnetic recording and reading device 2001-11-27
6266210 Magnetic recording and reading device 2001-07-24
6130797 Magnetic recorder and magnetooptical recorder Kyo Akagi, Reijiro Tsuchiya, Takehiko Hamaguchi, Masuo Umemoto, Mikio Suzuki +6 more 2000-10-10