Karl Eck
33Patents
11h-index
35Co-inventors
71Inventor score
Filing activity: Jul 14, 1997 → Jul 28, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5791317A | Flow valve | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US6276342A | Fuel supply system | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6610433B1 | Fuel tank | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6234151A | Fuel supply system | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6491180B2 | Fuel tank | Performing Operations; Transporting | 25 | Expired |
| US6409040B1 | Fuel tank for a motor vehicle | Performing Operations; Transporting | 18 | Expired |
| US6508121B2 | Filling level sensor | Physics | 16 | Expired |
| US6488476B2 | Fuel feed unit | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6578417B1 | Filling level sensor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6443693B1 | Fuel Pump | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6463965B1 | Arrangement for storing fuel and method for operating a fuel tank | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6403243B1 | Fuel cell system and method of regenerating a filter element in a fuel cell system | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6696186B1 | Humidifying device for a fuel cell, method for humidifying a fuel cell membrane and fuel cell | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7992546B2 | Delivery unit for delivering fuel | Performing Operations; Transporting | 7 | Active |
| US6810908B2 | Fuel tank for a motor vehicle | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7665446B2 | Feed unit | Emerging Cross-Sectional Technologies | 5 | Active |
| US6418787B1 | Level transmitter for a liquid container and method for determining the level in a liquid container | Physics | 5 | Expired |
| US6367503B1 | Plastic container and method for using the same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7828010B2 | Pressure regulator for a fuel supply unit and method for production of a pressure regulator | Emerging Cross-Sectional Technologies | 5 | Active |
| US6395215B1 | Method of producing a plastic component and fuel tank for a motor vehicle | Performing Operations; Transporting | 5 | Expired |
| US6541143B2 | Fuel cell system with a device for supplying fuel | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7866339B2 | Pressure regulator for a fuel supply unit | Emerging Cross-Sectional Technologies | 4 | Active |
| US7980227B2 | Feed unit for feeding fuel | Performing Operations; Transporting | 4 | Active |
| US6508118B1 | Level transmitter for a liquid container, and method for determining a level in a liquid container | Physics | 4 | Expired |
| US6250328A | Device for supplying an internal combustion engine of a motor vehicle with fuel | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.