KI

Katsuaki Isobe

KT Kabushiki Kaisha Toshiba: 47 patents #379 of 21,451Top 2%
Toshiba Memory: 6 patents #309 of 1,971Top 20%
Kioxia: 5 patents #270 of 1,813Top 15%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
Overall (All Time): #41,179 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 1–25 of 58 patents

Patent #TitleCo-InventorsDate
12400714 Semiconductor storage device Hiroshi Maejima, Keita Kimura 2025-08-26
12315859 Semiconductor memory device Hiroshi Maejima, Nobuaki OKADA, Hiroshi Nakamura, Takahiro TSURUDO 2025-05-27
12243598 Semiconductor storage device and program operation method for a select gate line of the semiconductor storage device Yuki INUZUKA 2025-03-04
11705443 Semiconductor memory device Hiroshi Maejima, Nobuaki OKADA, Hiroshi Nakamura, Takahiro TSURUDO 2023-07-18
11302398 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2022-04-12
11250915 Semiconductor memory Hiroshi Maejima, Naohito Morozumi, Go Shikata, Susumu Fujimura 2022-02-15
10839913 Semiconductor memory Hiroshi Maejima, Naohito Morozumi, Go Shikata, Susumu Fujimura 2020-11-17
10783971 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2020-09-22
10347341 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2019-07-09
9953993 Semiconductor memory device Tetsuaki Utsumi 2018-04-24
9934861 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2018-04-03
9633736 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2017-04-25
9129688 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2015-09-08
8630116 NAND flash memory Hiroshi Maejima 2014-01-14
8514640 Nonvolatile semiconductor memory device Makoto Miakashi, Noboru Shibata 2013-08-20
8427885 Nonvolatile semiconductor memory device Hideo Mukai, Hiroshi Maejima 2013-04-23
8395922 Semiconductor memory device Mitsuhiro Noguchi, Kenji Sawamura, Takeshi Kamigaichi 2013-03-12
8379432 Nonvolatile semiconductor storage device and data writing method therefor Hiroshi Maejima, Hideo Mukai 2013-02-19
8315094 Semiconductor memory device Kazushige Kanda, Toshiki Hisada 2012-11-20
8300466 NAND flash memory Hiroshi Maejima 2012-10-30
8295090 Semiconductor memory device capable of reducing chip size Noboru Shibata, Toshiki Hisada 2012-10-23
8154908 Nonvolatile semiconductor storage device and data writing method therefor Hiroshi Maejima, Hideo Mukai 2012-04-10
8089818 Nonvolatile semiconductor memory device Hideo Mukai, Hiroshi Maejima 2012-01-03
8059465 Non-volatile semiconductor memory device Masatsugu Kojima 2011-11-15
7978517 NAND flash memory 2011-07-12