Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257281 | Multi-layer tubing having at least one intermediate layer formed from a polyamide alloy | Tao Nie, Duane J. Pontbriand | 2001-07-10 |
| 6240970 | Tubing for handling hydrocarbon materials and having an outer jacket layer adhered thereto | James E. Ostrander, Rick Kalinowski, Peter J. Studders, David H. Czarnik | 2001-06-05 |
| 6180197 | Multi-layer tubing having at least one intermediate layer formed from a polyamide/polyketone alloy | Tao Nie, Duane J. Pontbriand | 2001-01-30 |
| 6123113 | Asymmetrical convolute tube | Duane J. Pontbriand, Gary Klinger | 2000-09-26 |
| 5960977 | Corrugated polymeric filler neck tubing | James E. Ostrander, Ricki Kelley, Theodore J. Watson, Gary Klinger | 1999-10-05 |