Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851508 | Polyester fibers having high strength and high modulus and process for producing the same | Kazuo Kurita, Masahiro Hayashi, Toshihiko Ohta, Hideaki Ishihara, Fujio Okada +2 more | 1989-07-25 |