DI

Daigo Ichinose

KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
Kioxia: 5 patents #270 of 1,813Top 15%
Toshiba Memory: 3 patents #621 of 1,971Top 35%
Overall (All Time): #285,243 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12349347 Three-dimensional memory stack structure with source line including an insulating dividing portion 2025-07-01
12317490 Semiconductor memory device Akira YOTSUMOTO, Keisuke Suda, Kenji Tashiro, Tetsuya Yamashita 2025-05-27
11711919 Semiconductor memory device 2023-07-25
11417677 Semiconductor memory device Ayaha Hachisuga 2022-08-16
11309325 Nonvolatile semiconductor memory device and method of manufacturing the same 2022-04-19
10522460 Memory device and method for manufacturing same Shigehiro Yamakita 2019-12-31
10242993 Semiconductor device and method for manufacturing same 2019-03-26
9831180 Semiconductor device and method for manufacturing same Masao Shingu, Kenta Yamada, Masaaki Higuchi 2017-11-28
9570461 Method for manufacturing semiconductor memory device Junichi Hashimoto, Katsunori Yahashi, Tadashi Iguchi 2017-02-14
8946809 Method for manufacturing semiconductor memory device and semiconductor memory device Kazuhide Takamura, Ryota Katsumata, Masaru Kidoh, Yoshihiro Uozumi, Toru Matsuda 2015-02-03
8791524 Method for manufacturing nonvolatile semiconductor memory device and nonvolatile semiconductor memory device Hanae ISHIHARA 2014-07-29
8723247 Semiconductor memory device and method for manufacturing same Yosuke Komori 2014-05-13
8692311 Method for manufacturing semiconductor device Hiroshi Shinohara 2014-04-08
8436416 Nonvolatile semiconductor memory device and method for manufacturing same Tadashi Iguchi 2013-05-07
8062980 Method of fabricating semiconductor device Tadashi Iguchi 2011-11-22
7986000 Semiconductor device and method of manufacturing the same Makoto Mizukami, Kiyohito Nishihara, Masaki Kondo, Takashi Izumida, Hirokazu Ishida +3 more 2011-07-26