| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Australia | 4 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | India | 1 | |
| #7 | South Africa | 1 |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Railway bodies | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bullock Robert L | 6 |
| #2 | Berg Thomas R | 5 |
| #3 | Shaw William B | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US5832838A | Frame brace universal mounting bracket assembly | |
| US5579696A | Rail car side frame car progressor contact | |
| US5609109A | Frame brace integral cross brace support bracket | |
| US5584250A | Center clamp assembly for frame brace rail truck | |
| US4676172A | Frameless radial truck | |
| CA1234722A | Frameless radial truck |