| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Cranes | |
| #2 | Unspecified technologies | |
| #3 | Clutches and brakes | |
| #4 | Frames | |
| #5 | Marine propulsion | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Garson Thorvald N | 15 |
| Publication | Filing date | Title |
|---|---|---|
| US2561440A | Device for steering outboard motor boats | |
| US1979612A | Drum operating mechanism for portable cranes | |
| US1975359A | Crane | |
| US1909528A | Tractor crane | |
| US1821338A | Brake control for turret cranes | |
| US1808217A | Tractor frame | |
| US1707518A | Hoisting device | |
| US1660551A | Brake and clutch mechanism | |
| US1707517A | Hoisting device | |
| US1337400A | Crane | |
| CA187109A | Crane | |
| US1228659A | Crane. | |
| CA197944A | Crane | |
| CA284678A | Hoisting device | |
| CA317147A | Control mechanism for crane operated buckets |