Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235427 | Self restrained ductile iron fitting | Jim Jones | 2012-08-07 |
| 8074996 | Plastic pipe sealing gasket and process for belling plastic pipe | Gerardo Darce | 2011-12-13 |
| 7815225 | Self restrained ductile iron fitting | Jim Jones, Gerardo Darce, Bradford G. Corbett, Jr. | 2010-10-19 |
| 7774915 | Ductile iron pressure fit gasket | Gerardo Darce | 2010-08-17 |
| 7537248 | Combination seal and restraint system for plastic pipe | Jim Jones, Bradford G. Corbett, Jr., Gerardo Darce | 2009-05-26 |
| D574934 | Pipe gasket | Gerardo Darce | 2008-08-12 |
| 7284310 | Method of manufacturing a seal and restraining system | Jim Jones, Bradford G. Corbett, Jr., Gerardo Darce | 2007-10-23 |