KY

Koji Yamakawa

KT Kabushiki Kaisha Toshiba: 58 patents #261 of 21,451Top 2%
Canon: 16 patents #4,160 of 19,416Top 25%
Infineon Technologies Ag: 9 patents #986 of 7,486Top 15%
NU National University Corporation Nagoya University: 3 patents #53 of 782Top 7%
KC Katagiri Engineering Co.: 3 patents #4 of 11Top 40%
Toshiba Memory: 3 patents #621 of 1,971Top 35%
NC Nu Eco Engineering Co.: 3 patents #5 of 12Top 45%
MU Meijo University: 1 patents #35 of 103Top 35%
Kioxia: 1 patents #1,054 of 1,813Top 60%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
📍 Yokohama, PA: #3 of 19 inventorsTop 20%
Overall (All Time): #21,086 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 1–25 of 83 patents

Patent #TitleCo-InventorsDate
12010845 Method for manufacturing semiconductor device Katsuaki Natori, Hiroshi Toyoda, Takayuki BEPPU, Masayuki Kitamura 2024-06-11
10818730 Semiconductor memory device 2020-10-27
10629809 Semiconductor memory device 2020-04-21
10577719 Radical generator and molecular beam epitaxy apparatus Masaru Hori, Hiroshi Amano, Hiroyuki Kano, Shoji Den 2020-03-03
10516095 Magnetic memory device Koji Ueda 2019-12-24
9735347 Magnetic memory device and method of manufacturing the same Katsuaki Natori, Shinichi KANOO, Kenji Noma 2017-08-15
9447518 Radical generator and molecular beam epitaxy apparatus Masaru Hori, Hiroshi Amano, Hiroyuki Kano, Shoji Den 2016-09-20
9385307 Magnetoresistive element and method of manufacturing the same Katsuya Nishiyama 2016-07-05
9362487 Ferroelectric memory and manufacturing method of the same Seiji Inumiya, Yoshio Ozawa, Atsuko Sakata, Masayuki Tanaka, Junichi Wada 2016-06-07
9231192 Semiconductor memory device and method for manufacturing the same Daisuke Ikeno, Katsuaki Natori, Yasuyuki Sonoda 2016-01-05
9196335 Magnetic memory Katsuaki Natori 2015-11-24
9196823 Magnetoresistive effect element Makoto Nagamine, Daisuke Ikeno, Koji Ueda, Katsuya Nishiyama, Katsuaki Natori 2015-11-24
9070866 Magnetoresistive effect element and manufacturing method thereof Makoto Nagamine, Daisuke Ikeno, Katsuya Nishiyama, Katsuaki Natori 2015-06-30
8982614 Magnetoresistive effect element and manufacturing method thereof Makoto Nagamine, Daisuke Ikeno, Katsuya Nishiyama, Katsuaki Natori 2015-03-17
8878320 Semiconductor memory device Daisuke Ikeno, Yasuki Sonoda 2014-11-04
8741161 Method of manufacturing semiconductor device Yasuyuki Sonoda, Kyoichi Suguro, Masatoshi Yoshikawa, Katsuaki Natori, Daisuke Ikeno 2014-06-03
8710604 Magnetoresistive element and manufacturing method of the same Katsuaki Natori, Daisuke Ikeno, Tadashi Kai 2014-04-29
8653614 Semiconductor memory device and method for manufacturing the same Daisuke Ikeno, Katsuaki Natori, Yasuyuki Sonoda 2014-02-18
8638034 Multi-micro hollow cathode light source and atomic absorption sepctrometer Masaru Hori, Masafumi Ito, Takayuki Ohta, Hiroyuki Kano 2014-01-28
8604573 Semiconductor memory device Katsuaki Natori, Daisuke Ikeno, Yasuyuki Sonoda 2013-12-10
8587043 Magnetoresistive random access memory and method of manufacturing the same Katsuaki Natori, Daisuke Ikeno 2013-11-19
8410529 Magnetic random access memory and method of fabricating the same Daisuke Ikeno, Katsuaki Natori, Yasuyuki Sonoda 2013-04-02
8062950 Method of manufacturing semiconductor device with lower capacitor electrode that includes islands of conductive oxide films arranged on a noble metal film Soichi Yamazaki 2011-11-22
8010022 Developing roller and method of producing the same, and inspection process for developing roller product 2011-08-30
7812425 Semiconductor device with lower capacitor electrode that includes islands of conductive oxide films arranged on a noble metal film Soichi Yamazaki 2010-10-12