RI

Reika Ichihara

KT Kabushiki Kaisha Toshiba: 67 patents #195 of 21,451Top 1%
Toshiba Memory: 4 patents #468 of 1,971Top 25%
Overall (All Time): #28,740 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 1–25 of 71 patents

Patent #TitleCo-InventorsDate
10446227 Read circuit for a variable resistance memory device Kensuke Ota, Masamichi Suzuki 2019-10-15
10446552 Memory element Dandan ZHAO, Haruka SAKUMA, Yuuichiro Mitani 2019-10-15
RE47640 Semiconductor device Yoshinori Tsuchiya, Masato Koyama, Akira Nishiyama 2019-10-08
9928908 Resistance-change memory operating with read pulses of opposite polarity Daisuke Matsushita, Shosuke Fujii 2018-03-27
9779808 Resistance random access memory device and method for operating same Yusuke Arayashiki, Kikuko Sugimae 2017-10-03
9691978 Semiconductor memory device and method of controlling the same Shuichi Toriyama 2017-06-27
9679644 Semiconductor storage device and driving method of the same Takayuki Miyazaki, Kikuko Sugimae, Yoshihisa Iwata 2017-06-13
9607694 Semiconductor memory device and method of controlling the same 2017-03-28
9601192 Resistance-change memory having on-state, off-state, and intermediate state Daisuke Matsushita, Shosuke Fujii 2017-03-21
9595327 Variable resistance memory device and verify method thereof Kikuko Sugimae 2017-03-14
RE46271 Semiconductor device Yoshinori Tsuchiya, Masato Koyama, Akira Nishiyama 2017-01-10
9450065 Nonvolatile semiconductor memory device and method for manufacturing same Shigeki Hattori, Masaya Terai, Hideyuki Nishizawa, Tsukasa Tada, Koji Asakawa +4 more 2016-09-20
9431104 Reconfigurable circuit and method of programming the same Koichiro Zaitsu, Shinichi Yasuda, Kosuke Tatsumura, Mari Matsumoto, Masato Oda 2016-08-30
9424919 Semiconductor storage device Kikuko Sugimae, Takayuki Miyazaki, Yoshihisa Iwata 2016-08-23
9424915 Non-volatile semiconductor memory device Kikuko Sugimae 2016-08-23
9406882 Nonvolatile resistance change element Shosuke Fujii, Hidenori Miyagawa 2016-08-02
9349948 Non-volatile variable resistive element, controlling device and storage device Jiezhi Chen, Yuuichiro Mitani 2016-05-24
9312003 Semiconductor memory device and method of performing setting operation in semiconductor memory device Chika Tanaka, Yoshihisa Iwata 2016-04-12
9305646 Semiconductor memory device Shosuke Fujii, Hidenori Miyagawa, Takayuki Ishikawa 2016-04-05
9305645 Variable resistive element, storage device and driving method thereof Daisuke Matsushita, Takayuki Ishikawa, Hiroki Tanaka 2016-04-05
9208865 Resistance-change memory Kikuko Sugimae, Tetsuya Hayashi 2015-12-08
9105838 Nonvolatile variable resistive device Takashi Haimoto, Haruka Kusai 2015-08-11
9053786 Resistance-change memory Daisuke Matsushita, Shosuke Fujii 2015-06-09
9000504 Nonvolatile semiconductor memory device and method for manufacturing same Shigeki Hattori, Masaya Terai, Hideyuki Nishizawa, Tsukasa Tada, Koji Asakawa +4 more 2015-04-07
8995168 Semiconductor storage device Kikuko Sugimae, Takayuki Miyazaki, Yoshihisa Iwata 2015-03-31