YK

Yoshiaki Kawato

HI Hitachi: 26 patents #1,179 of 28,497Top 5%
HG HGST: 13 patents #5 of 483Top 2%
Overall (All Time): #83,365 of 4,157,543Top 3%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
6710973 Single pole type recording head including tapered edges Tomohiro Okada, Yasutaka Nishida, Yasuo Wakaki, Masafumi Mochizuki, Hisashi Takano 2004-03-23
6671136 Magnetic head and magnetic disk apparatus Reiko Arai, Katsuro Watanabe 2003-12-30
6657823 Differential detection read sensor, thin film head for perpendicular magnetic recording and perpendicular magnetic recording apparatus 2003-12-02
6636391 Magnetoresistive sensor, magnetic head and magnetic disk apparatus Katsuro Watanabe, Reiko Arai 2003-10-21
6587318 Spin tunnel magneto-resistance effect type magnetic sensor and production method thereof Matahiro Komuro 2003-07-01
6545847 Magnetoresistive effect head Kazuhiro Nakamoto 2003-04-08
6507465 Magnetoresistive effect head Kazuhiro Nakamoto 2003-01-14
6504690 Spin-tunnel magneto-resistance type magnetic sensor Matahiro Komuro 2003-01-07
6327107 Spin tunnel magneto-resistance effect type magnetic sensor and production method thereof Matahiro Komuro 2001-12-04
6327123 Magnetic head employing magnetoresistive sensor and magnetic storage and retrieval system Hiroshi Fukui, Kenichi Meguro, Yoshihiro Hamakawa 2001-12-04
6325900 Spin tunnel magneto-resistance effect type magnetic sensor and production method thereof Matahiro Komuro 2001-12-04
6141190 Magnetoresistive effect head Kazuhiro Nakamoto 2000-10-31
5969896 Magnetic recording/reproducing device with a function of correcting waveform of magnetoresistive-effect head Kazuhiro Nakamoto, Hiroshi Fukui, Hiroyuki Hoshiya 1999-10-19
5936810 Magnetoresistive effect head Kazuhiro Nakamoto 1999-08-10