KW

Katsuro Watanabe

HI Hitachi: 32 patents #817 of 28,497Top 3%
HG HGST: 18 patents #129 of 1,677Top 8%
HB Hgst Netherlands, B.V.: 11 patents #56 of 972Top 6%
HA Hitachi Astemo: 4 patents #182 of 1,276Top 15%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
📍 Hitachinaka, JP: #30 of 2,447 inventorsTop 2%
Overall (All Time): #32,268 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 26–50 of 66 patents

Patent #TitleCo-InventorsDate
8432646 Magnetic detection element Shuuichi Kojima, Satoru Okamoto, Nobuo Yoshida 2013-04-30
8373943 Magnetic head having a multilayer magnetic film and method for producing the same Kan Yasui, Nobuo Yoshida, Norihiro Okawa 2013-02-12
8355224 Sensor shape of a CPP magnetic head for improving the MR ratio Satoru Okamoto, Koji Okazaki, Shuuichi Kojima, Nobuo Yoshida, Hiroyuki Katada 2013-01-15
8335057 CPP magnetoresistive head Masahiro Osugi, Takayoshi Ohtsu, Shigeo Fujita, Koji Kataoka 2012-12-18
8270123 Vertical-current-type reproducing magnetic head and method of manufacturing the same Kenichi Akita, Nobuo Yoshida 2012-09-18
8184406 Thin film magnetic head having an angled insulating film Nubuo Yoshida, Takayoshi Ohtsu 2012-05-22
8149548 Magnetic head and manufacturing method thereof Masahiko Hatatani, Nubuo Yoshida, Katsumi Hoshino 2012-04-03
7944651 CPP-type magnetoresistive effect head and method of manufacturing the same Masahiro Ousugi, Kouji Okazaki, Satoru Okamoto 2011-05-17
7859799 Magnetoresistive head and a manufacturing method thereof Taku Shintani, Kazuhiro Ueda, Masahiro Osugi 2010-12-28
7735213 Method for fabricating magnetic head slider Nobuto Yasui, Takateru Seki, Kazuhito Miyata, Tetsuya Matsusaki 2010-06-15
7561384 Magneto-resistive sensor having small track width and sensor height using stopper layer Masahiro Osugi, Taku Shintani, Nobuo Yoshida 2009-07-14
7505232 Magnetic head with side shield and manufacturing method thereof Chiseki Haginoya, Masahiko Hatatani, Chiaki Ishakawa, Kenichi Meguro, Kazuhiro Nakamoto 2009-03-17
7446981 Magnetic head, fabrication process of magnetic head, and magnetic disk storage apparatus mounting magnetic head Taku Shintani, Nobuo Yoshida, Hisako Takei 2008-11-04
7333301 Magnetic recording head and method for manufacturing Kimitoshi Etoh, Nobuo Yoshida, Moriaki Fuyama, Makoto Morijiri, Kenichi Meguro +3 more 2008-02-19
7280321 Magnetoresistive head Kikuo Kusukawa, Kenichi Meguro 2007-10-09
7274542 Magnetic sensor having a free layer containing a single magnetic domain Taku Shintani, Masahiko Hatatani, Kikuo Kusukawa 2007-09-25
7154713 CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Kikuo Kusukawa, Taku Shintani, Kenichi Meguro 2006-12-26
7089648 Method for fabricating a magnetoresistive head Kenichi Meguro, Hisashi Kimura 2006-08-15
7092217 Magnetoresistive head Kikuo Kusukawa, Kenichi Meguro 2006-08-15
7031119 CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Kikuo Kusukawa, Taku Shintani, Kenichi Meguro 2006-04-18
6999270 Magnetic head and a magnetic disk drive Takayoshi Ohtsu, Kouji Kataoka, Nobuo Yoshida, Kikuo Kusukawa 2006-02-14
6934128 Magnetic head and magnetic disk drive Yuko Tsuchiya, Hiroyuki Hoshiya, Yoshiaki Kawato, Hiroshi Ide 2005-08-23
6903966 Semiconductor device Takeshi Sakata, Satoru Hanzawa, Hideyuki Matsuoka, Kenchi Ito 2005-06-07
6795277 Magnetic head and magnetic disk drive Yuko Tsuchiya, Hiroyuki Hoshiya, Yoshiaki Kawato, Hiroshi Ide 2004-09-21
6778363 Magnetoresistive head having longitudinal biasing by providing undirectional magnetic anisotropy Kenichi Meguro, Hisashi Kimura 2004-08-17