| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Transport | |
| #4 | Civil engineering | |
| #5 | Machines | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Marine propulsion | |
| #3 | Servomotors | |
| #4 | Rotary-pistons | |
| #5 | Positive-displacement engines | |
| #6 | Unspecified technologies | |
| #7 | Venting or aerating devices | |
| #8 | Crop agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gurries Albert G | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US4324551A | Bow-mounted propeller driven boat | |
| US2870747A | High torque hydraulic motor | |
| US2844353A | Seal for plug valves | |
| US2501328A | Valve unit | |
| US2407780A | Finishing leveler | |
| US2324576A | Rotary valve | |
| US2314041A | Lift for implement frames | |
| US2310284A | Front end loader | |
| CA419378A | Front end loader | |
| CA617041A | High torque hydraulic motor |