| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Worth William O | 13 |
| #2 | Worth John D | 2 |
| #3 | Donaldson William R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2054110A | Engine or pump | |
| US1068957A | Four-wheel drive and transmission therefor. | |
| US882513A | Power-transmitting mechanism. | |
| US897694A | Spring suspension. | |
| US907669A | Explosive-engine. | |
| US757380A | Power installation for self-propelled vehicles. | |
| US757379A | Frictional power-transmitting device. | |
| US769243A | Vehicle-tire and fastener therefor. | |
| US740069A | Vehicle-tire. | |
| US728430A | Heating system for motor-vehicles. | |
| US710728A | Valve and valve mechanism for gas-engines. | |
| CA64113A | Motor vehicle | |
| US665497A | Motor-vehicle. |