AVL LIST GMBH
434Patents
307Active
434Granted
55Portfolio score
Filing activity: Dec 12, 1996 → Feb 1, 2023 · 54 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6320184A | Optoelectric measuring device for monitoring combustion processes | Physics | 117 | Expired |
| US6649924B1 | Optoelectronic measuring device | Physics | 111 | Expired |
| US5864392A | Method for optically detecting gas bubbles moving in a coolant | Physics | 109 | Expired |
| US7093502B2 | Ultrasonic gas flowmeter as well as device to measure exhaust flows of internal combustion engines and method to determine flow of gases | Physics | 77 | Expired |
| US6213086A | Combustion engine | Emerging Cross-Sectional Technologies | 71 | Expired |
| US6612293B2 | Exhaust gas recirculation cooler | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US6854544B2 | Shutter for closing openings with pivotal shutter elements | Emerging Cross-Sectional Technologies | 54 | Expired |
| US8096170B2 | Apparatus for measuring the cylinder internal pressure of internal combustion engines | Physics | 39 | Active |
| US6257178A | Internal combustion engine for a motorcycle | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US6619254B2 | Method for operating an internal combustion engine operated with a self-ignitable fuel | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7474953B2 | Process for determining particle emission in the exhaust fume stream from an internal combustion engine | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6079258A | Method for analyzing the driving behavior of motor vehicles | Performing Operations; Transporting | 26 | Expired |
| US5727520A | Four-stroke internal combustion engine with spark ignition | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5943993A | Four-stroke internal combustion engine with spark ignition | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6640771B2 | Internal combustion engine | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6363721B1 | Internal combustion engine, in particular of the self-igniting type | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7610891B2 | Method for controlling the start-up phase of a motor vehicle | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5979399A | Internal combustion engine with spark ignition | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6053140A | Internal combustion engine with externally supplied ignition | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6125817A | Internal combustion engine with spark ignition | Emerging Cross-Sectional Technologies | 18 | Expired |
| US9484564B2 | Electrical energy storage | Emerging Cross-Sectional Technologies | 16 | Active |
| US8037858B2 | Method for controlling the start-up phase of a motor vehicle | Emerging Cross-Sectional Technologies | 16 | Active |
| US6681727B2 | Cylinder head for a plurality of cylinders | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6547023B2 | Single-track motor vehicle | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6062027A | Internal combustion engine with an exhaust gas turbocharger | Emerging Cross-Sectional Technologies | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.