Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346139 | Highly weather-proof high strength tri-axial woven membrane materials | Yoshitaka Osawa, Shinichi Toyooka | 1982-08-24 |
| 4320160 | Fabric structure for fiber reinforced plastics | Kyuichiro Nishimura | 1982-03-16 |