Martin Klenk
39Patents
12h-index
52Co-inventors
84Inventor score
Filing activity: Jul 10, 1981 → Dec 3, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6167755A | Device for determining load in an internal combustion engine | Mechanical Engineering; Lighting; Heating | 198 | Expired |
| US5095874A | Method for adjusted air and fuel quantities for a multi-cylinder internal combustion engine | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US6845608B2 | Method and device for operating an internal combustion engine using a plurality of fuels | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5746176A | Method and arrangement for controlling an internal combustion engine | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US4565087A | Method and apparatus for recognition of knocking in an internal combustion engine | Physics | 28 | Expired |
| US5263365A | System for detecting misfires in an internal combustion engine | Physics | 25 | Expired |
| US5231869A | Method and arrangement for determining misfires in an internal combustion engine | Physics | 25 | Expired |
| US5428991A | Process for adapting mechanical tolerances of a pick-up wheel | Physics | 19 | Expired |
| US5367462A | Process for determining fuel quantity | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4542727A | Internal combustion engine operating control system and method | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5542292A | Method and device for monitoring a secondary-air system of a motor vehicle | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4932376A | Control system for the transient operation of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5357788A | Misfire detection system for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5222110A | Electronic counter for counting periodic clock signal generated at preset clock frequency | Physics | 9 | Expired |
| US4466406A | Regulating device for control variables of an internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6155105A | Method for detecting RPM especially for detecting combustion misfires | Physics | 8 | Expired |
| US5014668A | Method and system for adjusting the lambda value | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5255560A | Apparatus and process for measuring the irregular running of an internal combustion engine and application of the process | Physics | 7 | Expired |
| US5065726A | Learning control method for an internal combustion engine and apparatus therefor | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5513521A | Misfire detection based on crankshaft fluctuation | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5696316A | Adaption device for transmitter wheel of combustion engine | Physics | 5 | Expired |
| US5249562A | Method for protecting a catalytic converter | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6901328B2 | Method and arrangement for detecting the end of a start operation in an internal combustion engine of a motor vehicle | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5722371A | Process for controlling the warm-up in an internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10796257B2 | Method for providing business process analyses | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.