Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683767 | Ultra-high molecular weight polyethylene thin-wall pipe, and method of an apparatus for manufacturing the same | Takeshi Shiraki, Kunie Hiroshige | 1997-11-04 |
| 5417561 | Apparatus for manufacturing of ultra high molecular weight polyethylene thin wall pipe | Takeshi Shiraki, Kunie Hiroshige | 1995-05-23 |
| 5290498 | Ultra-high molecular weight polyethylene thin-wall pipe, and method of and apparatus for manufacturing the same | Takeshi Shiraki, Kunie Hiroshige | 1994-03-01 |
| 4990559 | Thermoplastic resin composition | Takeshi Shiraki, Kunie Hiroshige | 1991-02-05 |