Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230504 | Plasma etching method and plasma etching apparatus | Shuichi Kuboi | 2025-02-18 |
| 11769810 | Semiconductor device and semiconductor memory device | Tomomasa Ueda, Shushu Zheng, Nobuyoshi Saito, Keiji Ikeda | 2023-09-26 |
| 11569241 | Semiconductor device | Hiroki Kawai, Keiji Ikeda | 2023-01-31 |
| 11024719 | Semiconductor device and production method thereof | Tomoaki Sawabe, Nobuyoshi Saito, Tomomasa Ueda, Keiji Ikeda | 2021-06-01 |
| 10950735 | Semiconductor device | Tomomasa Ueda, Tomoaki Sawabe, Keiji Ikeda, Nobuyoshi Saito | 2021-03-16 |
| 9917182 | Semiconductor device | Yasunobu Saito, Kohei Oasa, Takuo KIKUCHI, Tatsuya Shiraishi, Akira Yoshioka +1 more | 2018-03-13 |
| 9627400 | Nonvolatile semiconductor memory device and method for manufacturing same | Kenji Koshiishi | 2017-04-18 |
| 9142774 | Nonvolatile memory device and method for manufacturing the same | Hidehiko Yabuhara, Takashi Hirotani, Hisashi Kameoka | 2015-09-22 |