Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321210 | Plastic pipe with bell | Timothy R. Toliver, Tony Kime | 2016-04-26 |
| 8231824 | Method and device for producing a double-walled thermoplastic corrugated pipe having a connecting sleeve | — | 2012-07-31 |
| 7037098 | Device for producing plastic pipes | Dietmar Pfennig | 2006-05-02 |