Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10632669 | Helical layer structure and manufacturing method of helical layer structure | Kazuo Kondo, Kazuya Kato | 2020-04-28 |
| 9989275 | Register | Yoko Ishiguro | 2018-06-05 |
| 9758020 | Register | Yoko Ishiguro | 2017-09-12 |