Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967676 | Two-piece split coupler for coupling large-diameter plastic corrugated pipe | — | 2015-03-03 |
| 8372229 | Method for coupling corrugated pipe segments | Jerome S. Silagyi, Brian Chestnut | 2013-02-12 |