Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139049 | Subframe for a valve body | Piers Lambert, Oliver Gobold | 2018-11-27 |
| 10047876 | Flow apparatus | Piers Lambert, Oliver Gobold | 2018-08-14 |
| 5999384 | Circuit interrupter with arcing fault protection and PTC (positive temperature coefficient resistivity) elements for short circuit and overload protection | William W. Chen, Andy A. Haun, Gary W. Scott | 1999-12-07 |
| 5343641 | Spreader bar for strip mine rigging apparatus | — | 1994-09-06 |
| 5321902 | Dump block for strip mine rigging apparatus | — | 1994-06-21 |
| 4433891 | Support for current carrying member | — | 1984-02-28 |