Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784125 | Nonwoven thermoplastic elastomer fabric roll and method and apparatus for making same | Yukio Yamakawa, Tsutomu Teshima, Yutaka Tanaka | 2004-08-31 |
| 6784127 | Polyurethane elastic fiber nonwoven fabric and its production and synthetic leather using the same | Yukio Yamakawa, Eiji Kawabata, Yutaka Tanaka | 2004-08-31 |