KN

Koichi Nishioka

HG HGST: 13 patents #193 of 1,677Top 15%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
TU Tohoku University: 4 patents #157 of 1,680Top 10%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
UA University Of Alabama: 1 patents #109 of 324Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
Overall (All Time): #151,098 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12402537 Magnetoresistance effect element, magnetic memory, and film formation method for said magnetoresistance effect element Tetsuo Endoh, Shoji Ikeda, Hideo Sato, Hiroaki Honjo 2025-08-26
11963458 Magnetic tunnel junction device, method for manufacturing magnetic tunnel junction device, and magnetic memory Tetsuo Endoh, Shoji Ikeda, Hiroaki Honjo, Hideo Sato, Sadahiko Miura 2024-04-16
11770981 Magnetoresistive element and magnetic memory Hiroaki Honjo, Tetsuo Endoh, Shoji Ikeda, Hideo Sato 2023-09-26
11462253 Magnetoresistance effect element and magnetic memory Tetsuo Endoh, Shoji Ikeda, Hiroaki Honjo, Hideo Sato, Hideo Ohno 2022-10-04
8879214 Half metal trilayer TMR reader with negative interlayer coupling 2014-11-04
8351163 Tunneling magnetoresistance read head having a cofe interface layer and methods for producing the same Koji Sakamoto 2013-01-08
8339752 Magnetic head with wide sensor back edge, low resistance, and high signal to-noise ratio and methods of production thereof Masashi Hattori, Koji Sakamoto, Tsutomu Yasuda, Hideki Mashima 2012-12-25
8284526 Tunneling junction magnetoresistive effect element and manufacturing method thereof Koji Sakamoto, Tatsumi Hirano 2012-10-09
8254067 Tunnel junction type magneto-resistive head Hiroaki Chihaya 2012-08-28
8064159 Current perpendicular to plane (CPP) magnetic read head Koji Sakamoto, Katsuya Mitsuoka, Katsumi Hoshino, Yo Sato 2011-11-22
7957109 Magnetic head of magnetoresistance effect type with high resistance to external stress Naoki Koyama, Kouji Okazaki, Shuichi Kojima, Azusa Hori, Satoshi Shigematsu +1 more 2011-06-07
7848064 Enhanced anti-parallel-pinned sensor using thin ruthenium spacer and high magnetic field annealing Wen-Yaung Lee, Jinshan Li, Daniele Mauri, Yasunari Tajima 2010-12-07
7623323 Magnetoresistive head and read/write separation-type magnetic head Shuichi Kojima, Koji Kataoka, Takayoshi Ohtsu 2009-11-24
7408747 Enhanced anti-parallel-pinned sensor using thin ruthenium spacer and high magnetic field annealing Wen-Yaung Lee, Jinshan Li, Daniele Mauri, Yasunari Tajima 2008-08-05
7230803 Magnetic head with magnetic domain control structure having anti-ferromagnetic layer and plural magnetic layers Akira Morinaga, Takayoshi Ohtsu, Norifumi Miyamoto, Shuichi Kojima 2007-06-12
7209326 Magnetoresistive head and manufacturing method thereof Satoshi Shigematsu 2007-04-24
7159304 Method of manufacturing a spin-valve giant magnetoresistive head Masatoshi Arasawa, Haruko Tanaka, Makoto Morijiri, Shuichi Kojima, Masayasu Kagawa 2007-01-09
7016170 Magnetic head and tunnel junction magneto-resistive head having plural ferromagnetic layers associated with an antiferromagnetic coupling layer for magnetically biasing the sensing free layer 2006-03-21
6903906 Magnetic head with a lamination stack to control the magnetic domain Akira Morinaga, Takayoshi Ohtsu, Norifumi Miyamoto, Shuichi Kojima 2005-06-07
6741433 Magneto-resistive head and magnetic tunnel junction magneto-resistive head having plural ferromagnetic layers and an anitferromagnetically coupling layer 2004-05-25
6717778 Spin-valve giant magnetoresistive head and method of manufacturing the same Masatoshi Arasawa, Haruko Tanaka, Makoto Morijiri, Shuichi Kojima, Masayasu Kagawa 2004-04-06
6697235 Magnetoresistive head and magnetic recoding/reproducing apparatus using the same Takayoshi Ohtsu 2004-02-24
6319622 Magnetic head Satoshi Shigematsu, Takao Imagawa, Hiroshi Kamio, Katsuhisa Usami 2001-11-20
6120919 Magnetic head Satoshi Shigematsu, Takao Imagawa, Hiroshi Kamio, Katsuhisa Usami 2000-09-19
5648885 Giant magnetoresistive effect sensor, particularly having a multilayered magnetic thin film layer Hideo Fujiwara, Takayuki Iseki 1997-07-15