Ralf Eck
9Patents
6h-index
14Co-inventors
52Inventor score
Filing activity: Jun 20, 1986 → May 15, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5239700A | Multi-choice information system for a motor vehicle | Performing Operations; Transporting | 114 | Expired |
| US5086510A | Multi-choice information system for a motor vehicle | Performing Operations; Transporting | 95 | Expired |
| US4950327A | Creep-resistant alloy of high-melting metal and process for producing the same | Chemistry; Metallurgy | 22 | Expired |
| US5021627A | Electrode for resistance welding surface-treated sheets of steel and method of manufacturing such electrodes | Performing Operations; Transporting | 19 | Expired |
| US5407758A | Material for the metal components of high-temperature fuel cell systems | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5051139A | Process for the manufacture of semi-finished products or preformed parts made of refractory metals and resistant to thermal creep | Chemistry; Metallurgy | 6 | Expired |
| US5608174A | Chromium-based alloy | Performing Operations; Transporting | 3 | Expired |
| US5102474A | Process for manufacturing semi-finished products from sintered refractory metal alloys | Performing Operations; Transporting | 2 | Expired |
| US4780902A | Rotary anode for X-ray tubes | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.