KS

Kei Sakamoto

ZE Zeon: 43 patents #1 of 734Top 1%
KT Kabushiki Kaisha Toshiba: 15 patents #1,982 of 21,451Top 10%
AT Autonetworks Technologies: 10 patents #173 of 1,079Top 20%
Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
SS Sumitomo Wiring Systems: 10 patents #381 of 2,615Top 15%
NC Nippon Zeon Co.: 5 patents #73 of 609Top 15%
Toshiba Memory: 4 patents #468 of 1,971Top 25%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
SS Societe Des Produits Nestle S.A.: 1 patents #653 of 1,324Top 50%
TS Toshiba Digital Solutions: 1 patents #75 of 245Top 35%
MC Microwave Chemical Co.: 1 patents #12 of 18Top 70%
📍 Osaka, JP: #51 of 258 inventorsTop 20%
Overall (All Time): #22,531 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 26–50 of 80 patents

Patent #TitleCo-InventorsDate
10508072 Method for producing acid halide solution, mixed solution, and method for producing monoester compound Kumi Okuyama, Kanako SANUKI, Hiroki Iwaki 2019-12-17
10487065 Polymerizable compound, polymerizable composition, polymer, optically anisotropic body, and method for producing polymerizable compound Satoshi Kiriki, Kumi Okuyama, Kanako Taira 2019-11-26
10400170 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic product Kumi Okuyama 2019-09-03
10396091 Semiconductor memory device 2019-08-27
10392343 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic product Kumi Okuyama 2019-08-27
10329247 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic substance Satoshi Kiriki, Kumi Okuyama 2019-06-25
10319786 Memory device 2019-06-11
10273322 Polymerizable compound, polymerizable composition, polymer, and optical anisotropic body 2019-04-30
10227292 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic body Satoshi Kiriki, Kumi Okuyama, Kanako SANUKI 2019-03-12
10173992 Polymerizable compound, polymerizable composition, polymer, optically anisotropic body, and method for producing polymerizable compound Satoshi Kiriki, Kumi Okuyama, Kanako Taira 2019-01-08
10059679 Method for producing polymerizable compound Kumi Okuyama, Kanako SANUKI 2018-08-28
9911749 Stacked 3D semiconductor memory structure Hiroshi Nakaki 2018-03-06
9868710 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic product Kumi Okuyama 2018-01-16
9856333 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic material Kumi Okuyama 2018-01-02
9831121 Semiconductor memory device with contact plugs extending inside contact connection portions Takamasa Okawa, Shigeki Kobayashi, Ryosuke Sawabe 2017-11-28
9777096 Polymerizable compound, polymerizable composition, polymer, and optical anisotropic body Satoshi Kiriki, Kumi Okuyama 2017-10-03
9776954 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic substance Satoshi Kiriki, Kumi Okuyama 2017-10-03
9679911 Semiconductor memory device and production method thereof Ryosuke Sawabe, Shigeki Kobayashi, Takamasa Okawa 2017-06-13
9586917 Polymerizable compound, polymerizable composition, polymer, optically anisotropic body, and method for producing polymerizable compound Satoshi Kiriki, Kumi Okuyama, Kanako Taira 2017-03-07
9512251 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic material Kumi Okuyama 2016-12-06
9447059 Intermediate for manufacture of polymerizable compound and process for manufacture thereof Kumi Okuyama, Yasushi Nakano 2016-09-20
9368196 Semiconductor memory device Takayuki Okamura, Nobuaki Yasutake, Jun Nishimura 2016-06-14
9234056 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic body Kumi Okuyama 2016-01-12
9207360 Polymerizable compound, polymerizable composition, polymer, and optically anisotropic body Kumi Okuyama 2015-12-08
9207362 Copolymer, optically anisotropic substance, and oriented polymer film 2015-12-08