AM

Akira Morinaga

HG HGST: 5 patents #567 of 1,677Top 35%
HB Hgst Netherlands, B.V.: 4 patents #198 of 972Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #419,071 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9263086 Magnetization control for magnetic shield in magnetic recording head Satoshi Tabata, Norifumi Miyamoto, Masahiro Ito, Masahiko Hatatani 2016-02-16
9070384 Perpendicular magnetic recording write head with plate having coil regions and heat-sink regions Wataru Kimura, Shigeru Tadokoro, Hideaki Tanaka 2015-06-30
8982502 Hard disk drive with write assist based on detected conditions Nobumasa Nishiyama, Keiichi Nagasaka 2015-03-17
8879189 Magnetic head slider having shared heater and contact sensor terminal pads Norifumi Miyamoto, Satoshi Tabata, Masahiro Ito 2014-11-04
7704613 Magnetic recording medium for high density recording Hiroyuki Suzuki, Hidekazu Kashiwase, Tatsuya Hinoue 2010-04-27
7636212 Magnetic disk drive with control of sense current of magnetic head Hideki Zaitsu, Hiroshi Ide, Hideo Tanabe 2009-12-22
7330324 Magnetic disk drive having a function for using a thermal protrusion amount for flying height management and an inspection device having such a function Yoji Maruyama, Hiroshi Ide, Norifumi Miyamoto 2008-02-12
7230803 Magnetic head with magnetic domain control structure having anti-ferromagnetic layer and plural magnetic layers Koichi Nishioka, Takayoshi Ohtsu, Norifumi Miyamoto, Shuichi Kojima 2007-06-12
7206175 Magnetoresistive head having defined relationships between the tract width and magnetization film thickness product to permit no hysteresis in the transfer curve Chiaki Ishikawa, Norifumi Miyamoto 2007-04-17
7177121 Magnetoresistive sensor with random crystal orientation underlayer and magnetic domain control film center aligned with free layer Shuichi Kojima, Norihiro Ookawa, Koji Okazaki, Yasunobu Yanagisawa 2007-02-13
6903906 Magnetic head with a lamination stack to control the magnetic domain Koichi Nishioka, Takayoshi Ohtsu, Norifumi Miyamoto, Shuichi Kojima 2005-06-07
6704177 Magnetic head with magnetic domain control structure having antiferromagnetic layer and magnetic layer Takayoshi Ohtsu 2004-03-09