KI

Keiji Ikeda

Toshiba Memory: 19 patents #33 of 1,971Top 2%
KT Kabushiki Kaisha Toshiba: 14 patents #2,131 of 21,451Top 10%
Kioxia: 9 patents #115 of 1,813Top 7%
SI Sumitomo Rubber Industries: 7 patents #320 of 1,637Top 20%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
FL Fujitsu Takamisawa Component Limited: 4 patents #20 of 113Top 20%
FL Fujitsu Semiconductor Limited: 2 patents #355 of 1,301Top 30%
FL Fujitsu Microelectronics Limited: 1 patents #212 of 624Top 35%
📍 Ota, JP: #18 of 330 inventorsTop 6%
Overall (All Time): #36,595 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
12354697 Semiconductor memory device Takafumi Masuda, Mutsumi Okajima, Nobuyoshi Saito 2025-07-08
12354696 Semiconductor memory device Takafumi Masuda, Nobuyoshi Saito, Mutsumi Okajima 2025-07-08
12089395 Semiconductor device and semiconductor memory device Yuta Sato, Tomomasa Ueda, Nobuyoshi Saito 2024-09-10
11942545 Semiconductor memory device Yuta Sato, Tomomasa Ueda, Nobuyoshi Saito 2024-03-26
11769810 Semiconductor device and semiconductor memory device Junji Kataoka, Tomomasa Ueda, Shushu Zheng, Nobuyoshi Saito 2023-09-26
11569241 Semiconductor device Hiroki Kawai, Junji Kataoka 2023-01-31
11462542 Semiconductor storage device Masaharu Wada 2022-10-04
11430886 Semiconductor device and semiconductor memory device Yuta Sato, Tomomasa Ueda, Nobuyoshi Saito 2022-08-30
11374130 Semiconductor device and semiconductor memory device Shigeki Hattori, Tomomasa Ueda 2022-06-28
11024719 Semiconductor device and production method thereof Tomoaki Sawabe, Nobuyoshi Saito, Junji Kataoka, Tomomasa Ueda 2021-06-01
10950735 Semiconductor device Junji Kataoka, Tomomasa Ueda, Tomoaki Sawabe, Nobuyoshi Saito 2021-03-16
10950295 Memory cell array having three-dimensional structure Chika Tanaka 2021-03-16
10913840 Rubber composition and tire Kenya Watanabe, Takahiro KAWACHI 2021-02-09
10790396 Semiconductor device and method for manufacturing the same Tomoaki Sawabe, Tomomasa Ueda, Tsutomu Tezuka, Nobuyoshi Saito 2020-09-29
10759925 Preparation method of rubber composition for tire and production method of tire Tatsuhiro Tanaka, Takayuki Nagase 2020-09-01
10714629 Transistor, semiconductor memory device, and method of manufacturing transistor Nobuyoshi Saito, Tomomasa Ueda, Kentaro Miura, Tsutomu Tezuka 2020-07-14
10665587 Semiconductor device and manufacturing method of the same Tsutomu Tezuka 2020-05-26
10643671 Semiconductor device Kosuke Tatsumura, Tsutomu Tezuka 2020-05-05
10639933 Rubber composition for treads and pneumatic tire 2020-05-05
10636479 Semiconductor memory device Chika Tanaka 2020-04-28
10621490 Semiconductor device Chika Tanaka 2020-04-14
10608009 Peripheral structure for NAND flash memory device Masumi Saitoh, Hideaki Aochi, Takeshi Kamigaichi, Jun Fujiki 2020-03-31
10553601 Semiconductor memory including semiconductor oxide Tsutomu Tezuka, Fumitaka Arai, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +2 more 2020-02-04
10497712 Semiconductor memory Tsutomu Tezuka, Fumitaka Arai, Tomomasa Ueda, Nobuyoshi Saito, Chika Tanaka +2 more 2019-12-03
10431287 Semiconductor memory device including a memory cell with first and second transistors Chika Tanaka 2019-10-01