MS

Masatoshi Sakurai

KT Kabushiki Kaisha Toshiba: 98 patents #84 of 21,451Top 1%
OS Osg: 11 patents #2 of 119Top 2%
SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
NU National University Corporation Tohoku University: 2 patents #36 of 170Top 25%
TC Takara Co.: 2 patents #38 of 93Top 45%
📍 Nerima, JP: #2 of 118 inventorsTop 2%
Overall (All Time): #10,165 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 26–50 of 119 patents

Patent #TitleCo-InventorsDate
8475949 Method for manufacturing magnetic recording medium and magnetic recording medium Kaori Kimura, Yoshiyuki Kamata, Satoshi Shirotori 2013-07-02
8454869 Stamper and stamper evaluation method Kazuyo Umezawa, Seiji Morita 2013-06-04
8440091 Magnetic recording medium and method of manufacturing the same Kaori Kimura, Yoshiyuki Kamata, Satoshi Shirotori 2013-05-14
8419952 Method of manufacturing magnetic recording medium and magnetic recording apparatus Kaori Kimura, Hiroyuki Hyodo, Takeshi Iwasaki 2013-04-16
8372575 Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same Seiji Morita, Kazuyo Umezawa 2013-02-12
8372253 Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic read/write apparatus Satoshi Shirotori, Yoshiyuki Kamata, Takuya Shimada 2013-02-12
8349163 Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic read/write apparatus Satoshi Shirotori, Akira Watanabe, Yoshiyuki Kamata 2013-01-08
8343362 Stamper manufacturing method Takuya Shimada, Shinobu Sugimura, Yoshiyuki Kamata 2013-01-01
8333899 Method of manufacturing magnetic recording medium Kaori Kimura, Yousuke Isowaki, Akira Watanabe, Yoshiyuki Kamata 2012-12-18
8318331 Magnetic recording medium, method for manufacturing the same, and magnetic recording apparatus Yoshiyuki Kamata, Satoshi Shirotori 2012-11-27
8308965 Stamper, method of manufacturing the stamper, and magnetic recording medium manufacturing method using the stamper Satoshi Shirotori, Seiji Morita, Shinobu Sugimura, Takuya Shimada, Yoshiyuki Kamata 2012-11-13
8300341 Magnetic recording device, magnetic recording method, and magnetic storage medium Akihiro Itakura, Kazuhito Shimomura 2012-10-30
8300340 Magnetic recording medium Ryosuke Yamamoto, Naoko Kihara, Akiko Yuzawa, Yoshiyuki Kamata 2012-10-30
8293387 Magnetic recording medium and method of manufacturing the same 2012-10-23
8289645 Magnetic disk apparatus Akira Kikitsu, Kazuto Kashiwagi 2012-10-16
8257560 Patterned media and method of manufacturing the same, and magnetic recording apparatus Yoshiyuki Kamata, Satoshi Shirotori, Kaori Kimura 2012-09-04
8221637 Method and apparatus for manufacturing magnetic recording media Yoshiyuki Kamata, Katsuyuki Naito, Akira Kikitsu, Masahiro Oka 2012-07-17
8206602 Method of manufacturing magnetic recording medium Kaori Kimura, Yousuke Isowaki, Yoshiyuki Kamata 2012-06-26
8173029 Magnetic recording medium manufacturing method Seiji Morita, Shinobu Sugimura, Kazuyo Umezawa 2012-05-08
8159767 Repeatable runout evaluation method for a stamper Kazuyo Umezawa, Seiji Morita 2012-04-17
8153205 Patterned medium and method of manufacturing the same Akira Kikitsu, Yoshiyuki Kamata 2012-04-10
8142693 Stamper and stamper evaluation method Kazuyo Umezawa, Seiji Morita 2012-03-27
8116022 Magnetic recording apparatus, magnetic recording medium, and method of testing magnetic recording apparatus Kazuto Kashiwagi 2012-02-14
8102616 Magnetic recording medium, method of fabricating the same, and magnetic recording apparatus Kazuto Kashiwagi, Akira Kikitsu 2012-01-24
8097351 Magnetic recording apparatus Takeshi Okino, Seiji Morita, Yoshiyuki Kamata, Satoshi Shirotori, Hiroaki Nakamura 2012-01-17