FA

Fumitaka Arai

KT Kabushiki Kaisha Toshiba: 149 patents #34 of 21,451Top 1%
Toshiba Memory: 38 patents #7 of 1,971Top 1%
Kioxia: 13 patents #67 of 1,813Top 4%
PC Polymatech Co.: 1 patents #43 of 84Top 55%
📍 Yokkaichi, JP: #1 of 2,072 inventorsTop 1%
Overall (All Time): #3,330 of 4,157,543Top 1%
201
Patents All Time

Issued Patents All Time

Showing 26–50 of 201 patents

Patent #TitleCo-InventorsDate
10686045 Semiconductor memory device and method for manufacturing same Tatsuya Kato, Katsuyuki Sekine, Toshiyuki Iwamoto, Yuta Watanabe, Wataru Sakamoto 2020-06-16
10650894 Semiconductor memory device and control method thereof Tatsuya Kato, Yusuke Shimada 2020-05-12
10650900 Stacked type semiconductor memory device and method for reading the same Yusuke Shimada, Tatsuya Kato 2020-05-12
10636803 Semiconductor memory device with floating gates having a curved lateral surface Tatsuya Kato, Kohei Sakaike, Satoshi Nagashima 2020-04-28
10553601 Semiconductor memory including semiconductor oxide Tsutomu Tezuka, Keiji Ikeda, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +2 more 2020-02-04
10541311 Semiconductor memory device and method for manufacturing the same Katsuyuki Sekine, Tatsuya Kato, Toshiyuki Iwamoto, Yuta Watanabe, Atsushi Murakoshi 2020-01-21
10497712 Semiconductor memory Tsutomu Tezuka, Keiji Ikeda, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +2 more 2019-12-03
10438959 Semiconductor memory device Tatsuya Kato, Atsushi Murakoshi 2019-10-08
10418376 Semiconductor memory device and method for manufacturing same Koichi Sakata, Yuta Watanabe, Keisuke Kikutani, Satoshi Nagashima, Toshiyuki Iwamoto 2019-09-17
10312239 Semiconductor memory including semiconductor oxie Tsutomu Tezuka, Keiji Ikeda, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +1 more 2019-06-04
10276586 Semiconductor device and method for manufacturing same Atsushi Murakoshi, Yasuhito Yoshimizu, Tomofumi Inoue, Tatsuya Kato, Yuta Watanabe 2019-04-30
10249635 Three-dimensional semiconductor memory device and method for manufacturing the same Tatsuya Kato, Wataru Sakamoto 2019-04-02
10242992 Semiconductor memory device Wataru Sakamoto, Ryota Suzuki, Tatsuya Okamoto, Tatsuya Kato 2019-03-26
10236254 Semiconductor memory device Satoshi Nagashima 2019-03-19
10229924 Semiconductor memory device Wataru Sakamoto, Tatsuya Kato, Yuta Watanabe, Katsuyuki Sekine, Toshiyuki Iwamoto 2019-03-12
10134750 Stacked type semiconductor memory device and method for manufacturing the same Tatsuya Kato, Wataru Sakamoto 2018-11-20
10103155 Semiconductor memory device Kohei Sakaike, Toshiyuki Iwamoto, Tatsuya Kato, Keisuke Kikutani, Satoshi Nagashima +2 more 2018-10-16
10074667 Semiconductor memory device Kazuyuki Higashi, Kazumichi Tsumura, Ryota Katsumata 2018-09-11
10056433 Semiconductor memory and method of manufacturing the same Masahiro Kiyotoshi, Akihito Yamamoto, Yoshio Ozawa, Riichiro Shirota 2018-08-21
10043808 Semiconductor memory Tsutomu Tezuka, Keiji Ikeda, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +1 more 2018-08-07
10020315 Semiconductor memory device Tatsuya Kato, Atsushi Murakoshi 2018-07-10
9984754 Memory device and method for operating the same Wataru Sakamoto, Tatsuya Kato 2018-05-29
9966381 Semiconductor memory device and method for manufacturing the same Tatsuya Kato, Satoshi Nagashima, Katsuyuki Sekine, Yuta Watanabe, Keisuke Kikutani +1 more 2018-05-08
9847342 Semiconductor memory device and method for manufacturing same Satoshi Nagashima, Katsumi Yamamoto, Kohei Sakaike, Tatsuya Kato, Keisuke Kikutani +3 more 2017-12-19
9837434 Semiconductor memory device and method for manufacturing same Koichi Sakata, Yuta Watanabe, Keisuke Kikutani, Satoshi Nagashima, Toshiyuki Iwamoto 2017-12-05