Marwal Systems
18Patents
0Active
18Granted
32Portfolio score
Filing activity: May 1, 1995 → Jun 26, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6123511A | Fuel supplying apparatus for drawing off fuel for a motor vehicle tank having a jet pump deflector for priming | Performing Operations; Transporting | 40 | Expired |
| US6502558B1 | Assembly for transferring fuel from a motor vehicle tank | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6364625B1 | Jet pump comprising a jet with variable cross-section | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6851396B2 | On-board fuel feed system for a motor vehicle | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6588269B1 | Piezoelectric device for measuring liquid level | Physics | 8 | Expired |
| US6712590B1 | Fuel drawing device for motor vehicle tank | Performing Operations; Transporting | 8 | Expired |
| US6305220A | Fuel gauging system for a motor vehicle fuel tank | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6328063A | Fuel drawing device for motor vehicle tank | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6941808B2 | Drawing and gauging device for a motor vehicle fuel tank | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6412517B1 | Pump device for a gas oil tank of a motor vehicle | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6422266B1 | Liquid transferring assembly, in particular for fuel additive | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6786090B2 | Depth gauge | Physics | 6 | Expired |
| US6783329B2 | Regulating jet pump with two fluid seals, one opening at an intermediate inlet pressure and the other opening at a higher inlet pressure for increased flow through the pump | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5678449A | Intake-and-gauging device for the fuel in a motor vehicle | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6125825A | Fuel pump assembly for motor vehicle and tank equipped with same | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6843510B2 | System for coupling a fuel feed hose with the opening of equipment for filling a motor vehicle tank | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7290992B2 | Suspension device for an electric pump | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6589419B1 | Filtering means for fuel drawing assembly | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.