TK

Tatsuya Kishi

KT Kabushiki Kaisha Toshiba: 104 patents #73 of 21,451Top 1%
Toshiba Memory: 15 patents #53 of 1,971Top 3%
FU Fujikura: 7 patents #169 of 1,407Top 15%
Kioxia: 2 patents #693 of 1,813Top 40%
NU National University Corporation Tohoku University: 1 patents #86 of 170Top 55%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
SH Sk Hynix: 1 patents #3,115 of 4,849Top 65%
Overall (All Time): #8,425 of 4,157,543Top 1%
130
Patents All Time

Issued Patents All Time

Showing 51–75 of 130 patents

Patent #TitleCo-InventorsDate
8139403 Spin memory and spin transistor Tomoaki Inokuchi, Takao Marukame, Mizue Ishikawa, Hideyuki Sugiyama, Hisanori Aikawa +3 more 2012-03-20
8139405 Magnetoresistive element and magnetoresistive random access memory including the same Masatoshi Yoshikawa, Eiji Kitagawa, Tadaomi Daibou, Toshihiko Nagase, Hiroaki Yoda 2012-03-20
8098514 Magnetoresistive element and magnetic memory Toshihiko Nagase, Katsuya Nishiyama, Tadashi Kai, Masahiko Nakayama, Makoto Nagamine +3 more 2012-01-17
8036025 Magnetoresistive element Toshihiko Nagase, Masatoshi Yoshkawa, Eiji Kitagawa, Masahiko Nakayama, Tadashi Kai +1 more 2011-10-11
8014193 Magnetoresistance effect element and magnetic random access memory Masahiko Nakayama, Tadashi Kai, Sumio Ikegawa, Hiroaki Yoda 2011-09-06
8009465 Magnetoresistive element Masahiko Nakayama, Tadashi Kai, Yoshiaki Fukuzumi, Toshihiko Nagase, Sumio Ikegawa +1 more 2011-08-30
7965544 Magnetic memory element, magnetic memory having said magnetic memory element, and method for driving magnetic memory Eiji Kitagawa, Masatoshi Yoshikawa, Hiroaki Yoda 2011-06-21
7957184 Magnetoresistive element and magnetoresistive random access memory including the same Masatoshi Yoshikawa, Eiji Kitagawa, Tadaomi Daibou, Toshihiko Nagase, Hiroaki Yoda 2011-06-07
7924607 Magnetoresistance effect element and magnetoresistive random access memory using the same Masatoshi Yoshikawa, Eiji Kitagawa, Tadashi Kai, Toshihiko Nagase, Hiroaki Yoda 2011-04-12
7920361 Magnetoresistive effect element with intermediate oxide layer containing boron and an element selected from Ca, Mg, Sr, Ba, Ti, and Sc Masatoshi Yoshikawa, Tadashi Kai, Toshihiko Nagase, Eiji Kitagawa, Hiroaki Yoda 2011-04-05
7875903 Magnetic memory device Masahiko Nakayama, Tadashi Kai, Sumio Ikegawa, Yoshiaki Fukuzumi 2011-01-25
7869265 Magnetic random access memory and write method of the same Yuui Shimizu 2011-01-11
7848059 Magnetoresistive effect device and magnetic random access memory using the same Masatoshi Yoshikawa, Tadashi Kai, Toshihiko Nagase, Eiji Kitagawa, Hiroaki Yoda 2010-12-07
7848136 Magnetic memory Hisanori Aikawa, Tomomasa Ueda, Takeshi Kajiyama, Yoshiaki Asao, Hiroaki Yoda 2010-12-07
7787288 Magnetic memory element, magnetic memory having said magnetic memory element, and method for driving magnetic memory Eiji Kitagawa, Masatoshi Yoshikawa, Hiroaki Yoda 2010-08-31
7768824 Magnetoresistive element and magnetoresistive random access memory including the same Masatoshi Yoshikawa, Eiji Kitagawa, Tadaomi Daibou, Toshihiko Nagase, Hiroaki Yoda 2010-08-03
7663197 Magnetoresistive element Toshihiko Nagase, Masatoshi Yoshikawa, Eiji Kitagawa, Masahiko Nakayama, Tadashi Kai +1 more 2010-02-16
7633795 Magnetoresistive random access memory and its write control method Naoharu Shimomura, Ryousuke Takizawa 2009-12-15
7599156 Magnetoresistive element having specially shaped ferromagnetic layer Masahiko Nakayama, Yoshiaki Fukuzumi, Tadashi Kai 2009-10-06
7596015 Magnetoresistive element and magnetic memory Eiji Kitagawa, Toshihiko Nagase, Masatoshi Yoshikawa, Katsuya Nishiyama, Hiroaki Yoda 2009-09-29
7593193 Magnetoresistive element and magnetic memory device Koichiro Inomata, Kentaro Nakajima, Yoshiaki Saito, Masayuki Sagoi 2009-09-22
7564109 MRAM and method of manufacturing the same Takeshi Kajiyama, Hisanori Aikawa, Tomomasa Ueda, Masatoshi Yoshikawa 2009-07-21
7518907 Magnetoresistive element Masahiko Nakayama, Tadashi Kai, Yoshiaki Fukuzumi, Toshihiko Nagase, Sumio Ikegawa +1 more 2009-04-14
7494724 Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory Shiho Okuno, Yuichi Ohsawa, Shigeru Haneda, Yuzo Kamiguchi 2009-02-24
7470963 Magnetoresistive element and magnetic memory Tadashi Kai, Shigeki Takahashi, Tomomasa Ueda, Yoshiaki Saito 2008-12-30