Siegfried Ellmann
11Patents
6h-index
14Co-inventors
59Inventor score
Filing activity: Dec 2, 1991 → Dec 18, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6857625B2 | Spring carrier | Performing Operations; Transporting | 107 | Expired |
| US7835830B2 | Device for the generation of reliable status signals of a vehicle that is movable along a given path of travel | Performing Operations; Transporting | 26 | Active |
| US7841564B2 | Device for automatically controlling a track-bound vehicle | Performing Operations; Transporting | 23 | Active |
| US5140850A | Process for determining the combustion air mass in the cylinders of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7637214B2 | Method for control of support gaps for a magnetic levitation vehicle and magnetic levitation vehicle with a control circuit operating with said method | Performing Operations; Transporting | 9 | Expired |
| US7677178B2 | Device for controlling a platform door located on the guideway of a track-bound vehicle | Performing Operations; Transporting | 6 | Expired |
| US7694632B2 | Magnet arrangement for a magnetic levitation vehicle | Performing Operations; Transporting | 4 | Expired |
| US5764050A | Method for the reliable determination of the distance of the conductive reaction track from a functional surface of a magnetic levitation vehicle moving relative to the reaction track and a sensor for performing the method | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7814840B2 | Magnet arrangement for a magnetic levitation vehicle | Performing Operations; Transporting | 3 | Expired |
| US8052161B2 | Wheel suspension for a motor vehicle | Performing Operations; Transporting | 3 | Active |
| US8006989B2 | Wheel suspension for a motor vehicle | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.