HT

Hisashi Takano

HI Hitachi: 61 patents #158 of 28,497Top 1%
WT Western Digital Technologies: 33 patents #50 of 3,180Top 2%
HG HGST: 16 patents #2 of 483Top 1%
TT Tokyo Institute Of Technology: 3 patents #141 of 1,159Top 15%
📍 Fujisawa, MN: #1 of 2 inventorsTop 50%
Overall (All Time): #11,934 of 4,157,543Top 1%
110
Patents All Time

Issued Patents All Time

Showing 26–50 of 110 patents

Patent #TitleCo-InventorsDate
11532325 Two-dimensional magnetic recording (TDMR) for high areal density tape drive Quang Le, Xiaoyong Liu, Zhigang Bai, Kuok San Ho 2022-12-20
11514936 Read head having one or more antiferromagnetic layers below soft bias side shields, and related methods Quang Le, Hongquan Jiang, Cherngye Hwang 2022-11-29
11514932 Soft bias shape anisotropy stabilization read head design and method of making same Quang Le, Hongquan Jiang, Cherngye Hwang, Xiaoyong Liu 2022-11-29
11514930 Soft bias side shield stabilized by hard bias for read head design Quang Le, Hongquan Jiang, Cherngye Hwang 2022-11-29
11437061 Read head having one or more antiferromagnetic layers above soft bias side shields, and related methods Quang Le, Hongquan Jiang, Cherngye Hwang 2022-09-06
11222656 Method to reduce baseline shift for a SOT differential reader Quang Le, Xiaoyong Liu, Zhigang Bai, Zhanjie Li, Kuok San Ho 2022-01-11
11100946 SOT differential reader and method of making same Quang Le, Xiaoyong Liu, Zhigang Bai, Zhanjie Li, Kuok San Ho 2021-08-24
11094338 SOT film stack for differential reader Cherngye Hwang, Xiaoyong Liu, Quang Le, Kuok San Ho, Brian R. York 2021-08-17
8144415 Apparatus, signal-processing circuit and device for magnetic recording system Hideki Sawaguchi, Yasutaka Nishida, Hiroyuki Tsuchinaga 2012-03-27
7839590 Method of servo writing for magnetic recording system, magnetic recording system Yasutaka Nishida, Takehiko Hamaguchi, Hideki Sawaguchi 2010-11-23
7817367 Apparatus, signal-processing circuit and device for magnetic recording system Hideki Sawaguchi, Yasutaka Nishida, Hiroyuki Tsuchinaga 2010-10-19
7502189 Apparatus, signal-processing circuit and device for magnetic recording system Hideki Sawaguchi, Yasutaka Nishida, Hiroyuki Tsuchinaga 2009-03-10
7443625 Magnetic disk drive Takehiko Hamaguchi, Atsushi Nakamura, Yasutaka Nishida, Yohji Maruyama, Hiroshi Ide +2 more 2008-10-28
7436611 Method of servo writing for magnetic recording system, magnetic recording system Yasutaka Nishida, Takehiko Hamaguchi, Hideki Sawaguchi 2008-10-14
7292417 Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect Ryoichi Nakatani, Masahiro Kitada, Hideo Tanabe, Noboru Shimizu 2007-11-06
7259929 Device and signal processing circuit for magnetic recording, magnetic recording apparatus Hideki Sawaguchi, Yasutaka Nishida, Toru Matsushita 2007-08-21
7184236 Magnetic hard disk drive Takehiko Hamaguchi, Kyo Akagi, Takayuki Ichihara 2007-02-27
7159303 Method for manufacturing magnetic head device Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Eijin Moriwaki +14 more 2007-01-09
7133252 Single pole type recording head with trailing side tapered edges Yasutaka Nishida, Tomohiro Okada, Masafumi Michizuki 2006-11-07
7088548 Perpendicular magnetic recording system Yasutaka Nishida, Masafumi Mochizuki 2006-08-08
7075743 Method of servo writing for magnetic recording system, magnetic recording system Yasutaka Nishida, Takehiko Hamaguchi, Hideki Sawaguchi 2006-07-11
7057838 Magnetic disk device having a write head to write by shifting in a radial direction Takehiko Hamaguchi, Atsushi Nakamura, Yasutaka Nishida, Yohji Maruyama, Hiroshi Ide +2 more 2006-06-06
7054120 Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Eijin Moriwaki +14 more 2006-05-30
7016156 Disk drive having magnetic head conduction paths with arrangements to control impedance Yohji Maruyama, Hiroshi Ikekame 2006-03-21
7006326 Single pole type recording head with tapered edges Tomohiro Okada, Yasutaka Nishida, Masafumi Michizuki 2006-02-28