Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631759 | Expansion joint for pipelines | Douglas R. Dole, Lawrence W. Thau, Jr., Wayne M. Biery, Scott D. Madara, Ryan D. Kuehner | 2017-04-25 |
| D767103 | Pipe coupling segment | Mark J. Sewell | 2016-09-20 |