Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304234 | Non-woven fabrics of polyolefin filament and processes of production thereof | — | 1981-12-08 |
| 4280965 | Preparation of cyano substituted benzyl esters | — | 1981-07-28 |
| 4210690 | Spun nonwoven fabric of polyester filaments for use as backing material for a deep-drawable tufted carpet | Ivo Ruzek | 1980-07-01 |