AG

Akifumi GAWASE

Toshiba Memory: 11 patents #113 of 1,971Top 6%
KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
Kioxia: 9 patents #115 of 1,813Top 7%
📍 Harima, JP: #3 of 8 inventorsTop 40%
Overall (All Time): #128,560 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12432907 Semiconductor device and semiconductor memory device Shuntaro Yamashita 2025-09-30
12381144 Semiconductor device and method of manufacturing the same Yimin Liu 2025-08-05
12065725 Film forming apparatus and film forming method Yuta Konno, Toshihiko Nagase, Atsuko Sakata, Kohei Nagata, Ryohei Kitao +1 more 2024-08-20
11978807 Semiconductor device and semiconductor memory device Atsuko Sakata 2024-05-07
11883926 Polishing pad, semiconductor fabricating device and fabricating method of semiconductor device Takahiko Kawasaki, Yukiteru Matsui 2024-01-30
11534886 Polishing device, polishing head, polishing method, and method of manufacturing semiconductor device Mikiya SAKASHITA, Yukiteru Matsui 2022-12-27
11502204 Semiconductor device and semiconductor memory device Atsuko Sakata 2022-11-15
11349033 Semiconductor device and semiconductor memory device Tomoki ISHIMARU, Shinji Mori, Kazuhiro Matsuo, Keiichi Sawa 2022-05-31
10998283 Semiconductor device production method Takahiko Kawasaki, Yukiteru Matsui 2021-05-04
10991588 Manufacturing method of semiconductor device and semiconductor device manufacturing apparatus Yukiteru Matsui, Takahiko Kawasaki 2021-04-27
10985027 Method for manufacturing semiconductor device Yukiteru Matsui, Mikiya SAKASHITA 2021-04-20
10850363 Manufacturing method of semiconductor device and semiconductor manufacturing apparatus Yukiteru Matsui, Takahiko Kawasaki, Shuji Suzuki, Tsutomu Miki 2020-12-01
10319734 Semiconductor memory device having air gap Yasuhito Yoshimizu, Kei Watanabe, Shinya Arai 2019-06-11
10283383 Planarization method and planarization apparatus Yukiteru Matsui, Gaku Minamihaba, Hajime Eda 2019-05-07
10195716 Dresser, method of manufacturing dresser, and method of manufacturing semiconductor device Takahiko Kawasaki, Yukiteru Matsui 2019-02-05
10121677 Manufacturing method of semiconductor device Yukiteru Matsui, Takahiko Kawasaki, Kenji Iwade 2018-11-06
10079153 Semiconductor storage device Yukiteru Matsui, Takahiko Kawasaki 2018-09-18
10010997 Abrasive cloth and polishing method Yukiteru Matsui, Takahiko Kawasaki, Yosuke OTSUKA, Hajime Eda 2018-07-03
10008390 Manufacturing method of semiconductor device and semiconductor manufacturing apparatus Yukiteru Matsui, Kyoichi Suguro, Takahiko Kawasaki 2018-06-26
9837279 Manufacturing method of semiconductor device and semiconductor device manufacturing apparatus Yukiteru Matsui, Takahiko Kawasaki 2017-12-05
9646989 Three-dimensional memory device Yasuhito Yoshimizu, Yuya Akeboshi 2017-05-09
9558961 Manufacturing method of semiconductor device Yukiteru Matsui, Kenji Iwade, Takahiko Kawasaki 2017-01-31
9174322 Manufacturing method of semiconductor device Yukiteru Matsui, Hajime Eda 2015-11-03
9144879 Planarization method and planarization apparatus Yukiteru Matsui, Gaku Minamihaba, Hajime Eda 2015-09-29
9012246 Manufacturing method of semiconductor device and polishing apparatus Hajime Eda, Gaku Minamihaba, Yukiteru Matsui 2015-04-21