YN

Yasushi Nakasaki

KT Kabushiki Kaisha Toshiba: 33 patents #712 of 21,451Top 4%
Kioxia: 3 patents #479 of 1,813Top 30%
Toshiba Memory: 3 patents #621 of 1,971Top 35%
Overall (All Time): #82,144 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
12075629 Magnetic memory device with nonmagnetic layer having two additive elements Tadaomi Daibou, Tadashi Kai, Hiroki Kawai, Takamitsu Ishihara, Junichi Ito 2024-08-27
11355694 Magnetic memory device Tadaomi Daibou, Tadashi Kai, Hiroki Kawai, Takamitsu Ishihara, Junichi Ito 2022-06-07
11316101 Stack and magnetic device Rina NOMOTO, Takayuki Tsukagoshi, Masaru Toko, Tadashi Kai, Takamitsu Ishihara 2022-04-26
10707356 Magnetic memory device and manufacturing method of the same Megumi Yakabe, Tadaomi Daibou, Tadashi Kai, Junichi Ito, Masahiro Koike +2 more 2020-07-07
9935122 Nonvolatile semiconductor memory device having electron scattering and electron accumulation capacities in charge accumulation layer Tsunehiro Ino, Daisuke Matsushita, Misako Morota, Akira Takashima, Kenichiro Toratani 2018-04-03
9768265 Semiconductor memory device Daisuke Matsushita, Tsunehiro Ino 2017-09-19
9691973 Semiconductor device and dielectric film including a fluorite-type crystal Tsunehiro Ino, Riichiro Takaishi, Koichi Kato, Takamitsu Ishihara, Daisuke Matsushita 2017-06-27
9634248 Insulator and memory device Tsunehiro Ino, Shosuke Fujii, Daisuke Matsushita 2017-04-25
9349876 Nonvolatile semiconductor memory Izumi Hirano, Yuichiro Mitani, Masayasu Miyata, Koichi Kato, Daisuke Matsushita +2 more 2016-05-24
8592892 Nonvolatile semiconductor memory device and method for manufacturing the same Yuichiro Mitani, Masahiro Koike, Daisuke Matsushita 2013-11-26
8569823 Semiconductor device and manufacturing method thereof Tsunehiro Ino, Masao Shingu, Shosuke Fujii, Akira Takashima, Daisuke Matsushita +3 more 2013-10-29
8557717 Method for manufacturing a semiconductor device Daisuke Matsushita, Koichi Muraoka, Koichi Kato, Yuichiro Mitani 2013-10-15
8546868 Non-volatile semiconductor memory device and method of manufacturing the same Koichi Muraoka, Naoki Yasuda, Shoko Kikuchi 2013-10-01
8476718 Semiconductor device including a gate insulating film having a metal oxide layer having trap levels Izumi Hirano, Yuichiro Mitani, Tatsuo Shimizu, Akiko Masada, Shigeto Fukatsu +1 more 2013-07-02
8450709 Nonvolatile resistance change device Haruka Kusai, Shosuke Fujii 2013-05-28
8415736 Non-volatile semiconductor memory device and method of manufacturing the same Koichi Muraoka, Naoki Yasuda, Shoko Kikuchi 2013-04-09
8390054 Semiconductor memory element and semiconductor memory device Tsunehiro Ino, Daisuke Matsushita, Masao Shingu 2013-03-05
8319271 NAND-type nonvolatile semiconductor memory device Shoko Kikuchi, Koichi Muraoka 2012-11-27
8217444 Non-volatile semiconductor memory device and method of manufacturing the same Koichi Muraoka, Naoki Yasuda, Shoko Kikuchi 2012-07-10
8154072 Nonvolatile semiconductor memory apparatus Masahiro Koike, Yuichiro Mitani, Tatsuo Shimizu, Naoki Yasuda, Akira Nishiyama 2012-04-10
8115261 Semiconductor device and method for manufacturing the same Tsunehiro Ino 2012-02-14
8013380 Non-volatile semiconductor memory device and method of manufacturing the same Koichi Muraoka, Naoki Yasuda, Shoko Kikuchi 2011-09-06
8008147 Semiconductor device and method for manufacturing the same Yuuichi Kamimuta, Akira Nishiyama, Tsunehiro Ino, Masato Koyama 2011-08-30
7999356 Composition for film formation, insulating film, semiconductor device, and process for producing the semiconductor device Nobuhide Yamada, Miyoko Shimada, Hideshi Miyajima, Kei Watanabe 2011-08-16
7999303 NAND-type nonvolatile semiconductor memory device Shoko Kikuchi, Koichi Muraoka 2011-08-16