| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Austria | 4 | |
| #3 | United Kingdom | 4 | |
| #4 | Switzerland | 3 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Internal-combustion piston engines | |
| #2 | Supplying combustion engines | |
| #3 | Controlling combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Soehnlein Heinrich | 16 |
| Publication | Filing date | Title |
|---|---|---|
| GB190622200A | Improved Method for Introducing the Combustible into a Two-stroke Cycle Internal Combustion Engine, and Apparatus therefor. | |
| GB190509098A | Improvements in Gas and like Engines. | |
| US868301A | Explosion-engine. | |
| US946406A | Explosion-engine. | |
| GB190311874A | Improvements in Gas-engines | |
| US905598A | Gas-engine. | |
| US744881A | Explosive-engine. | |
| US770872A | Explosive-engine. | |
| GB189918193A | Method of and Appliances for the Production of the Combustible Charges, and for the Regulation of Internal Combustion Motor Engines. |