| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 3 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Vehicle suspension arrangements | |
| #2 | Vehicle wheels |
| # | Name | Total Patents |
|---|---|---|
| #1 | King John B | 4 |
| #2 | Hutchens Charles T | 3 |
| #3 | Mitchell James L | 2 |
| #4 | Traylor Charles O | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3645555A | Tandem axle suspension | |
| US3586308A | Prefabricated tandem axle assembly | |
| US3504929A | Two-piece equalizer bracket | |
| US3531099A | Equalizer assembly | |
| US3469860A | Spring mounting | |
| US3394966A | Vehicle wheel | |
| US3261622A | Tandem axle suspension | |
| CA914720A | Prefabricated tandem axle assembly | |
| CA813758A | Vehicle wheel | |
| CA836942A | Suspension assembly for vehicles and process |