Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9544950 | Electric induction heating and coating of the exterior surface of a pipe | Stephen William Baskerville, John W. Betteridge, William Fenwick, Michael Lee | 2017-01-10 |
| 9528240 | Safety edge sports channel | James A. McConnell, Larry Hunt | 2016-12-27 |
| 8920072 | Drainage channels and methods for making drainage channels | James A. McConnell | 2014-12-30 |
| 8475079 | Drainage apparatus including a support device and a wedge | James A. McConnell | 2013-07-02 |
| 7534071 | Channel installation device | James A. McConnell | 2009-05-19 |
| 7506844 | Drainage channel installation device | James A. McConnell | 2009-03-24 |
| 7252457 | Channel installation device | James A. McConnell | 2007-08-07 |
| 7125506 | Drainage channel installation device | James A. McConnell | 2006-10-24 |
| 7066685 | Drainage grate | Roy Humpage, Gary Mayo | 2006-06-27 |
| 6908256 | Drainage grate assembly | Roy Humpage, Gary Mayo | 2005-06-21 |
| 6595720 | Method and apparatus for forming a trench drain | James A. McConnell | 2003-07-22 |
| 5983699 | Clamping mechanism for inertial pendulum instruments | Cansun Güralp | 1999-11-16 |