Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874666 | Polyolefinic biconstituent fiber and nonwove fabric produced therefrom | Koichi Nagaoka, Yoshiki Miyahara, Syunichi Kiriyama, Yasunobu Mishima | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874666 | Polyolefinic biconstituent fiber and nonwove fabric produced therefrom | Koichi Nagaoka, Yoshiki Miyahara, Syunichi Kiriyama, Yasunobu Mishima | 1989-10-17 |