Horst Bergmann
20Patents
6h-index
16Co-inventors
66Inventor score
Filing activity: Feb 7, 1977 → Apr 7, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4411243A | Externally operated internal combustion engine | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4324572A | Soot filter for an exhaust arrangement of an internal combustion engine | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4843558A | Regulation for a gas engine | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4662332A | Engine braking control system | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5142867A | Compound turbo-drive for an internal-combustion engine | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5042718A | Solenoid-valve-controlled fuel injection device, for an air-compressing internal combustion engine | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5036811A | Four-stroke internal-combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4341194A | Internal combustion engine, especially for trucks driven with gas-stored in liquid condition in a fuel tank | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5168848A | Engine brake for a multi-cylinder internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4290402A | Gas-operated internal combustion engine | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4393831A | Control system for internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5794590A | Engine brake for a multicylinder diesel engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5265419A | Soot-particle filter for after-treatment of the exhaust gases of diesel engines | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4453513A | Internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4112360A | Apparatus and method for tuning electro-mechanical filter components | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5154869A | Cable conduit with ridged inner wall | Performing Operations; Transporting | 3 | Expired |
| US4377147A | Internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4353344A | Control device for controlling a recycling of exhaust gas of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4394598A | Spark plug for internal combustion engines | Electricity | 2 | Expired |
| US4368713A | Gas-operated internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.