| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Unspecified technologies | |
| #3 | Internal-combustion piston engines | |
| #4 | Supplying combustion engines | |
| #5 | Cylinders for combustion engines | |
| #6 | Cyclically operating valves | |
| #7 | Shafts | |
| #8 | Rotary-pistons | |
| #9 | Rotary pistons | |
| #10 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Judson Williams | 17 |
| Publication | Filing date | Title |
|---|---|---|
| US2991667A | Boring tool | |
| US2714372A | Compressed fluid motors | |
| US2481553A | Piston and locked ring assembly and piston ring locking clip | |
| US2492123A | Float bowl assembly | |
| US2481552A | Piston and locked ring assembly and piston ring locking clip | |
| US2498598A | Carburetor | |
| US2418741A | Exhaust port assembly | |
| US2358271A | Cylinder and piston and method of producing a working seal therebetween | |
| US2397067A | Cylinder and piston and method of producing a working seal therebetween | |
| US2239834A | Bearing | |
| US1908718A | Piston and ring assembly | |
| US1877106A | Piston and ring assembly | |
| US1835363A | Sleeve valve motor | |
| US1764815A | Piston ring | |
| US1814355A | Piston and ring assembly | |
| US1708816A | Piston ring | |
| US1841772A | Piston and ring assembly |