| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 73 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Agriculture | |
| #5 | Electrical machinery and energy | |
| #6 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | French Louis O | 75 |
| Publication | Filing date | Title |
|---|---|---|
| US2816534A | Fuel injection apparatus | |
| US2838037A | Apparatus for introducing a mixture of fuel and air into the combustion chamber of an internal combustion engine | |
| US2799535A | Fuel injection apparatus | |
| US2742026A | Rotary valve internal-combustion engine | |
| US2816416A | Two cycle internal combustion engine | |
| US2799263A | Fuel injection apparatus | |
| US2738612A | Artificial fish bait | |
| US2700342A | Fuel pump | |
| US2730089A | Rotary valve internal combustion engine | |
| US2705856A | Honing tool | |
| US2642315A | Fuel injection apparatus | |
| US2607366A | Dual fuel valve | |
| US2662510A | Compression ignition internal-combustion engine | |
| US2662476A | Fuel injection apparatus | |
| US2598528A | Fuel injection apparatus | |
| US2552778A | Fuel injector | |
| US2552777A | Fuel injector | |
| US2552776A | Fuel injector | |
| US2503581A | Motor controller switch | |
| US2480566A | Motor speed controller |