Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10482977 | Semiconductor memory device | Kei Shiraishi, Masaru Koyanagi, Yasuhiro HIRASHIMA | 2019-11-19 |
| 10452588 | Semiconductor device | Masaru Koyanagi | 2019-10-22 |
| 10359961 | Storage device | Masaru Koyanagi, Shintaro Hayashi | 2019-07-23 |
| 10186487 | Semiconductor device | Kazushige Kawasaki, Masaru Koyanagi | 2019-01-22 |