Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597787 | Cationic dyeable polyurethane elastic yarn and method of production | Toshihiro Tanaka, Hirokuni Inoue, Tatsuaki Kanbayashi | 2013-12-03 |
| 6376071 | Polyurethane fiber containing poly(vinylidene fluoride) | Toshihiro Tanaka, Masao Umezawa | 2002-04-23 |