Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639543 | Cushioning net structure and production thereof | Takashi Nishida | 1997-06-17 |
| 5593525 | Process of making structured fiber material | Tadaaki Hamaguchi, Mitsuhiro Sakuda, Yasushi Yamada | 1997-01-14 |