| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Consumer goods | |
| #4 | Electrical machinery and energy | |
| #5 | Environmental technology | |
| #6 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Louis Beeh | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2388462A | Multiple metering pump | |
| US2405938A | Multiple injection pump | |
| US2391221A | Multiple pump | |
| US2391220A | Injection valve spark plug | |
| US2318449A | Delivery valve | |
| US2351908A | High-pressure pump | |
| US2347072A | Magnetic spark plug | |
| US2357870A | Fuel injection pump for internal-combustion engines | |
| US2421475A | Fuel feeding system | |
| US2252542A | Adhesive dispenser | |
| US2219002A | Fuel pump |