Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085199 | Sealing gasket for ductile iron pipe and method of manufacture | Guido Quesada, Bernal Rojas, Bradford G. Corbett, Jr. | 2024-09-10 |
| 12007056 | Method of manufacturing a two component sealing gasket for plastic pipe | Mark A. Weih | 2024-06-11 |
| 11933442 | Method of manufacturing a two component sealing gasket for plastic pipe | Mark A. Weih | 2024-03-19 |
| D986394 | Pipe sealing gasket | Mark A. Weih | 2023-05-16 |
| 11287072 | Lightweight sealing gasket for low pressure and non-pressure applications | Guido Quesada, Mark A. Weih, Bernal Rojas | 2022-03-29 |
| D917026 | Pipe sealing gasket | Guido Quesada, Mark A. Weih, Bernal Rojas | 2021-04-20 |