Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11105020 | Polyurethane elastic fiber and method for producing polyurethane elastic fiber | — | 2021-08-31 |
| 10975240 | Method for producing antioxidant and method for producing elastic polyurethane fiber | Hiroyuki Tano | 2021-04-13 |