Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410110 | Pipe made from metathesis polymerized olefins | Mark Warner, Steven D. Drake, Charles S. Woodson | 2002-06-25 |
| 4714578 | Molding of integral socket connection in centrifugally cast fiberglass reinforced pipe | Keith D. Andersen, Victor E. Lurvey | 1987-12-22 |