JX

Junguo Xu

HG HGST: 14 patents #305 of 1,677Top 20%
HB Hgst Netherlands, B.V.: 9 patents #82 of 972Top 9%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
Overall (All Time): #125,318 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
9355668 Hard disk drive with contact detection using a spin torque oscillator Yasutaka Nishida, Masato Shiimoto, Hiroyuki Katada, Ikuya Tagawa 2016-05-31
9311945 Magnetic head for microwave assisted magnetic recording Kenichiro Takahashi, Jianhua Li, Masaru Furukawa 2016-04-12
9159348 Systems and methods for clearance monitoring in storage media Jianhua Li, Toshiya Shiramatsu, Takehiro Sato 2015-10-13
9053725 High-speed recording disk defect detection Yuichiro Sano, Yuka Morimoto 2015-06-09
9007724 Head structure with electric damage protection for a microwave-assisted hard disk drive Masaru Furukawa, Masato Shiimoto, Jianhua Li 2015-04-14
8885274 Implementing surface analysis test (SAT) function for microwave-assisted magnetic recording (MAMR) HDD with embedded contact sensor (ECS) and spin torque oscillator (STO) signals Masaru Furukawa, Jianhua Li, Makoto Satou, Kenichiro Takahashi 2014-11-11
8797693 Implementing enhanced ESD prevention for hard disk drives using spin-torque oscillator (STO) Masaru Furukawa, Makoto Satou, Kenji Suzuki 2014-08-05
8670116 Method and device for inspecting for defects Toshiyuki Nakao, Yuki Shimizu, Toshihiko Nakata, Toshifumi Honda, Yukihiro Shibata +1 more 2014-03-11
8553512 Magnetic head slider inspection device Masaru Furukawa, Yukio Kato 2013-10-08
8477455 Noise and particle shield for contact sensor in a slider Masaru Furukawa, Yuki Shimizu, Yohji Maruyama, Takayoshi Ohtsu, Toshiya Shiramatsu 2013-07-02
8315016 Head slider, head assembly, and magnetic disk device Masaru Furukawa 2012-11-20
8270116 Magnetic disk drive and magnetic head slider with stabilized flying Yuki Shimizu, Jianhua Li, Takanori Yamazaki 2012-09-18
8218266 Head slider Yuki Shimizu, Jianhua Li, Hidekazu Kohira, Tetsuya Matsusaki, Hidetoshi Anan 2012-07-10
8184397 Hard-disk drive with vapor-phase lubricant supply system Yukio Kato, Nobuo Nakagawa 2012-05-22
8116037 Disk drive including head-slider configured to suppress lubricant droplet accumulation Hidekazu Kohira, Kiyoshi Hashimoto, Satoru Ookubo, Jianhua Li, Yuichi Aoki 2012-02-14
8102626 Disk drive and head slider Jianhua Li 2012-01-24
7738215 Magnetic head slider having spherical of ellipsoidal projection formed thereon Yuki Shimizu, Hidekazu Kohira 2010-06-15
7474504 Magnetic head heating element in a disk drive Ryuji Tsuchiyama, Mikio Tokuyama, Masaaki Matsumoto 2009-01-06
7375913 Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspension Naoki Satoh, Masayuki Kurita, Mikio Tokuyama 2008-05-20
7271975 Controlling head flying height in a data storage device Yuki Shimizu, Hideaki Tanaka, Mikio Tokuyama 2007-09-18
7209309 Magnetic disk apparatus and method of controlling the same Masayuki Kurita, Masaaki Matsumoto, Yuuichi Ootani, Yoshihiko Miyake, Shinsuke Higuchi +1 more 2007-04-24
7151644 Magnetic disk apparatus and position control method for magnetic head slider thereof Masahito Kobayashi, Shinji Yonemura, Mikio Tokuyama 2006-12-19
7088543 Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspension Naoki Satoh, Masayuki Kurita, Mikio Tokuyama 2006-08-08
7042678 Magnetic head slider and magnetic disc unit Ryuji Tsuchiyama, Hiroshi Tani, Mikio Tokuyama, Hidekazu Kohira, Masayuki Kurita +2 more 2006-05-09
7038883 Magnetic head slider, support therefor and magnetic disk unit Ryuji Tsuchiyama, Hidekazu Kohira, Masaaki Matsumoto, Kiyoshi Hashimoto 2006-05-02