| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Consumer goods | |
| #4 | Transport | |
| #5 | Civil engineering | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Gearing | |
| #3 | Vehicle transmission mounting | |
| #4 | Buttons, pins and buckles | |
| #5 | Animal care | |
| #6 | Clutches and brakes | |
| #7 | Locks | |
| #8 | Travel equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wagner Robert W | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US5230452A | Tackle belt apparatus | |
| US4044429A | Locking safety pin and key carrier | |
| US3022408A | Electrically heated key | |
| US2636390A | Power take-off | |
| US2600347A | Power takeoff | |
| US2578867A | Power take-off | |
| US2548182A | Power take-off | |
| US2494111A | Power take-off structure | |
| US2306767A | Power take-off unit | |
| US2223649A | Gear shifter means |