Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041536 | Spring assembly | — | 2021-06-22 |
| 9273743 | Spring assembly and manufacturing method therefor | Kensuke Takeda, Toshie Fueki | 2016-03-01 |
| 8740199 | Spring assembly and manufacturing method therefor | Kensuke Takeda, Toshie Fueki | 2014-06-03 |