Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346552 | Bulky textured multifilament yarn | Takao Negishi | 1982-08-31 |
| 4345425 | Process for making bulky textured multifilament yarn | Takao Negishi | 1982-08-24 |
| 4342189 | Apparatus for producing a bundle of fibrous elements | Takao Negishi | 1982-08-03 |
| 4341068 | Method for producing an improved bundle of fibrous elements | Takao Negishi | 1982-07-27 |