MN

Masahiko Nakayama

KT Kabushiki Kaisha Toshiba: 45 patents #413 of 21,451Top 2%
Ricoh Company: 16 patents #1,360 of 9,818Top 15%
Toshiba Memory: 11 patents #113 of 1,971Top 6%
Kioxia: 9 patents #115 of 1,813Top 7%
NE Nec: 8 patents #1,742 of 14,502Top 15%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
SH Sk Hynix: 3 patents #1,930 of 4,849Top 40%
OI Okamoto Industries: 1 patents #24 of 49Top 50%
Overall (All Time): #14,667 of 4,157,543Top 1%
99
Patents All Time

Issued Patents All Time

Showing 51–75 of 99 patents

Patent #TitleCo-InventorsDate
8349622 Magneto-resistive element Sumio Ikegawa, Tadashi Kai, Eiji Kitagawa, Hiroaki Yoda 2013-01-08
8279663 Magnetoresistance effect element and magnetic random access memory Tadashi Kai, Sumio Ikegawa, Hiroaki Yoda, Tatsuya Kishi 2012-10-02
8223533 Magnetoresistive effect device and magnetic memory Jyunichi Ozeki, Naoharu Shimomura, Sumio Ikegawa, Tadashi Kai, Hisanori Aikawa +4 more 2012-07-17
8208292 Magnetoresistive element and magnetic memory Tadashi Kai, Katsuya Nishiyama, Toshihiko Nagase, Masatoshi Yoshikawa, Eiji Kitagawa +10 more 2012-06-26
8173447 Magnetoresistive element and magnetic memory Tomomasa Ueda, Hisanori Aikawa, Masatoshi Yoshikawa, Naoharu Shimomura, Sumio Ikegawa +2 more 2012-05-08
8169817 Magnetoresistive device and magnetic random access memory Hiroaki Yoda, Tadashi Kai, Hisanori Aikawa, Katsuya Nishiyama, Jyunichi Ozeki 2012-05-01
8139403 Spin memory and spin transistor Tomoaki Inokuchi, Takao Marukame, Mizue Ishikawa, Hideyuki Sugiyama, Hisanori Aikawa +3 more 2012-03-20
8120948 Data writing method for magnetoresistive effect element and magnetic memory Hisanori Aikawa, Tsuneo Inaba, Kenji Tsuchida, Sumio Ikegawa, Hiroaki Yoda +1 more 2012-02-21
8107281 Magnetoresistive element and magnetic memory Tadashi Kai, Katsuya Nishiyama, Toshihiko Nagase, Masatoshi Yoshikawa, Eiji Kitagawa +10 more 2012-01-31
8098514 Magnetoresistive element and magnetic memory Toshihiko Nagase, Katsuya Nishiyama, Tadashi Kai, Makoto Nagamine, Minoru Amano +3 more 2012-01-17
8036025 Magnetoresistive element Toshihiko Nagase, Masatoshi Yoshkawa, Eiji Kitagawa, Tadashi Kai, Tatsuya Kishi +1 more 2011-10-11
8023386 Optical pickup apparatus and optical disk drive apparatus Hiroshi Akiyama 2011-09-20
8014193 Magnetoresistance effect element and magnetic random access memory Tadashi Kai, Sumio Ikegawa, Hiroaki Yoda, Tatsuya Kishi 2011-09-06
8009465 Magnetoresistive element Tadashi Kai, Tatsuya Kishi, Yoshiaki Fukuzumi, Toshihiko Nagase, Sumio Ikegawa +1 more 2011-08-30
8000198 Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium Michiaki Shinotsuka, Masaru Shinkai, Hiroyoshi Sekiguchi, Eiko Hibino, Masaki Kato +1 more 2011-08-16
7894246 Magnetoresistive element and magnetic memory Tomomasa Ueda, Hisanori Aikawa, Masatoshi Yoshikawa, Naoharu Shimomura, Sumio Ikegawa +2 more 2011-02-22
7875903 Magnetic memory device Tadashi Kai, Sumio Ikegawa, Yoshiaki Fukuzumi, Tatsuya Kishi 2011-01-25
7770916 Interior material and laser beam processing method for the same Tokuji Okumura, Kazushiro Wakabayashi, Mitsutaka Igaue, Hisashi Masuda, Yutaka Ebato 2010-08-10
7663197 Magnetoresistive element Toshihiko Nagase, Masatoshi Yoshikawa, Eiji Kitagawa, Tadashi Kai, Tatsuya Kishi +1 more 2010-02-16
7640033 Radio communication apparatus and transmission power control method 2009-12-29
7599156 Magnetoresistive element having specially shaped ferromagnetic layer Tatsuya Kishi, Yoshiaki Fukuzumi, Tadashi Kai 2009-10-06
7577183 Transmission apparatus and peak reduction method 2009-08-18
7525837 Magnetoresistive effect element and magnetic memory Tadashi Kai, Sumio Ikegawa, Yoshiaki Fukuzumi, Yoshihisa Iwata 2009-04-28
7518906 Magneto-resistive element Sumio Ikegawa, Tadashi Kai, Eiji Kitagawa, Hiroaki Yoda 2009-04-14
7518907 Magnetoresistive element Tadashi Kai, Tatsuya Kishi, Yoshiaki Fukuzumi, Toshihiko Nagase, Sumio Ikegawa +1 more 2009-04-14