| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Austria | 1 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hvid Rasmus M | 4 |
| #2 | Blakely Edward B | 3 |
| #3 | Hvid Rasmus Martin | 2 |
| #4 | Slonek Frank G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1346204A | Valve for hydrocarbon-engines | |
| US1296614A | Valve for oil-engines. | |
| US1285907A | Fuel-valve. | |
| US1334376A | Oil-burning engine | |
| US1346267A | Fuel-valve | |
| US1283781A | Governor control. | |
| US1283197A | Liquid-fuel feed. | |
| US1245312A | Internal-combustion engine. | |
| US1134858A | Means for delivering oil to oil-burning engines. | |
| US1134857A | Oil-injection device for oil-engines. |