Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523428 | Process for manufacturing textured multifilament yarn having alternating twist | Takao Negishi, Teiryo Kojima | 1985-06-18 |
| 4402178 | Textured multifilament yarn having alternating twists | Takao Negishi, Teiryo Kojima | 1983-09-06 |
| 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 |
| 4300345 | Method for winding a false twisted yarn in a cheese | Isamu Kasai, Hisao Inuyama | 1981-11-17 |
| 4258542 | Bundle of fibrous elements | Takao Negishi | 1981-03-31 |
| 4242862 | Multifilament yarn having novel configuration and a method for producing the same | Takao Negishi | 1981-01-06 |