Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12300614 | Semiconductor device with multilayer insulating layer in recess and method of manufacturing the same | Kei Watanabe, Shinya Okuda | 2025-05-13 |
| 12230538 | Semiconductor device and method of manufacturing the same | Shinya Okuda, Kei Watanabe | 2025-02-18 |
| 11367624 | Manufacturing method of semiconductor device | Junichi Hashimoto, Kaori Narumiya, Soichi Yamazaki, Kei Watanabe, Yusuke Kondo +5 more | 2022-06-21 |
| 11361966 | Method of manufacturing semiconductor device | Soichi Yamazaki, Kazuhito Furumoto, Keisuke Kikutani, Atsuko Sakata | 2022-06-14 |
| 10930665 | Semiconductor device | Kei Watanabe, Toshiyuki Sasaki, Tomo HASEGAWA, Soichi Yamazaki, Keisuke Kikutani +3 more | 2021-02-23 |
| 10763122 | Method of manufacturing semiconductor device and etching mask | Soichi Yamazaki, Kazuhito Furumoto, Keisuke Kikutani, Atsuko Sakata, Junichi Wada +1 more | 2020-09-01 |
| 9793293 | Semiconductor device and method for manufacturing same | Shinichi Nakao, Yasuhito Yoshimizu, Kouji Matsuo, Kei Watanabe, Atsuko Sakata | 2017-10-17 |
| 9754793 | Method for manufacturing semiconductor device | Shinichi Nakao, Shunsuke Ochiai, Yusuke Oshiki, Kei Watanabe, Mitsuhiro Omura +5 more | 2017-09-05 |