Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959475 | Apparatus for protecting the head of a person from an external force | James R. McGhie | 2021-03-30 |
| 9756891 | Apparatus for protecting the head of a person from an external force | James R. McGhie | 2017-09-12 |
| 8419032 | Suspension system for a steerable trailer | James R. McGhie | 2013-04-16 |
| 8157284 | Method for aligning a tractor with a steerable trailer and apparatus therefor | James R. McGhie | 2012-04-17 |
| 7686320 | Steering system for a tractor and trailer | James R. McGhie | 2010-03-30 |
| 7637512 | Method for improving the turning characteristics of a boom support vehicle and apparatus therefor | James R. McGhie | 2009-12-29 |
| 7216896 | Heavy hauling system with hydraulic-powered extendable axles | James R. McGhie | 2007-05-15 |