YK

Yoshihiko Kakihara

AC Alps Electric Co.: 18 patents #54 of 2,177Top 3%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #225,746 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7259943 Magnetic head having a current-perpendicular-to-the-plane structure and using a magneto-resistive effect Akio Furukawa 2007-08-21
7243412 Method of manufacturing a magnetic head using a magneto-resistive effect Akio Furukawa 2007-07-17
7054115 Spin-valve thin-film magnetic element and method for making the same Naoya Hasegawa, Kenji Honda 2006-05-30
6847508 Spin valve thin film magnetic element and thin film magnetic head Kenichi Tanaka, Masamichi Saito, Yosuke Ide, Naoya Hasegawa, Kenji Honda 2005-01-25
6791804 Magnetoresistive-effect device and method for manufacturing the same Daigo Aoki, Naoya Hasegawa, Kenji Honda 2004-09-14
6762916 Thin-film magnetic head with low barkhausen noise and floating-type magnetic head therewith Daigo Aoki 2004-07-13
6756135 Spin valve thin-film magnetic element Naoya Hasegawa, Kenji Honda 2004-06-29
6716537 Magnetoresistive element having multilayered film capable of effectively conducting a detecting current for detecting external magnetic field and method for making the same 2004-04-06
6690554 Magnetoresistive-effect device with extended AFM layer and method for manufacturing the same Daigo Aoki, Naoya Hasegawa, Kenji Honda, Kiyoshi Sato 2004-02-10
6663987 Magnetroresistive element for effective sensing current flowing into multilayer film, and process for manufacturing the same 2003-12-16
6614629 Thin film magnetic head providing an essentially warp-free upper shield layer and floating magnetic head using the same 2003-09-02
6587315 Magnetoresistive-effect device with a magnetic coupling junction Daigo Aoki, Naoya Hasegawa, Kenji Honda, Kiyoshi Sato 2003-07-01
6538858 Spin-valve thin film element and method of manufacturing the same Naoya Hasegawa, Kenji Honda 2003-03-25
6538860 Spin-valve type magnetoresistive element capable of preventing barkhausen noise Kiyoshi Sato 2003-03-25
6519122 Spin-valve thin-film element 2003-02-11
6307722 Thin-film magnetic head and production method thereof Kiyoshi Sato, Masamichi Saito, Toshihiro Kuriyama, Toshinori Watanabe 2001-10-23
6201669 Magnetoresistive element and its manufacturing method 2001-03-13
5992004 Method for producing a thin film magnetic head Kiyoshi Sato, Masamichi Saito, Toshihiro Kuriyama, Toshinori Watanabe 1999-11-30
5959810 Spin-valve magnetoresistive element with biasing layer Masamichi Saito 1999-09-28
5923503 Thin-film magnetic head and production method thereof Kiyoshi Sato, Masamichi Saito, Toshihiro Kuriyama, Toshinori Watanabe 1999-07-13