Ulrich Steinbrenner
68Patents
16h-index
140Co-inventors
87Inventor score
Filing activity: Feb 8, 1977 → May 27, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5193512A | Tank-venting system for a motor vehicle and method for checking the operability thereof | Mechanical Engineering; Lighting; Heating | 88 | Expired |
| US4294215A | Fuel injection system | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4307693A | Fuel injection installation | Mechanical Engineering; Lighting; Heating | 44 | Expired |
| US5197442A | Tank-venting arrangement and method of operating the same | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US7560494B2 | Rapid low-foam wetting agents for hydrophobic surfaces | Chemistry; Metallurgy | 33 | Expired |
| US5186153A | Tank-venting arrangement for a motor vehicle and method for checking the operability thereof | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5072712A | Method and apparatus for setting a tank venting valve | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4311123A | Method and apparatus for controlling the fuel supply of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6576796B1 | Process for the preparation of alkylamines | Chemistry; Metallurgy | 21 | Expired |
| US5267548A | Stereo lambda control | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US4375207A | Top speed limiter for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5220896A | Tank-venting arrangement and method for checking the tightness thereof | Performing Operations; Transporting | 18 | Expired |
| US4541390A | Method and apparatus for determining an injection moment during a start process in an internal combustion engine | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6384154B1 | Preparation of halogen-free, reactive polyisobutene | Chemistry; Metallurgy | 18 | Expired |
| US7985718B2 | Use of surfactant mixtures for tertiary mineral oil extraction | Chemistry; Metallurgy | 17 | Active |
| US6262325A | Basic catalyst based on titanates, zirconates and hafnates | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6823844B2 | Method for the operation of a fuel metering system on a direct injection internal combustion engine | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4492204A | Metering device for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5243853A | Method and arrangement for diagnosing the open-loop control of the tank-venting valve in combination with the open-loop control of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4205635A | Fuel mixture control system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6870014B2 | Catalyst and method for producing polytetrahydrofurane | Performing Operations; Transporting | 8 | Expired |
| US7390932B2 | Method for preparing highly concentrated, gaseous formaldehydes | Chemistry; Metallurgy | 8 | Expired |
| US7414159B2 | Separation of liquid mixtures in a film evaporator | Chemistry; Metallurgy | 7 | Expired |
| US4644922A | Method and apparatus for controlling the overrun mode of operation of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7566799B2 | Process for the preparation of alkylaryl compounds and sulfonates thereof | Chemistry; Metallurgy | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.