| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Transport | |
| #5 | Measurement | |
| #6 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Owens Dabney P | 15 |
| Publication | Filing date | Title |
|---|---|---|
| US1770322A | Odometer for testing vehicle brakes | |
| US1763564A | Attaching means for brake-testing devices | |
| US1628553A | Angle screw driver and attachment | |
| US1612047A | Piston mounting | |
| US1623201A | Cutter | |
| US1623199A | Universal joint | |
| US1623200A | Fixed housing for universal connections | |
| US1542715A | Tractor chain | |
| US1566226A | Dual wheel | |
| US1568914A | Universal joint | |
| US1612046A | Rotary engine | |
| US1669345A | Tractor | |
| CA267838A | Cutter | |
| CA261709A | Wheel | |
| CA259127A | Tractor chain |