Knut Fehl
9Patents
5h-index
17Co-inventors
52Inventor score
Filing activity: Nov 12, 1997 → Apr 12, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6309772A | Membrane-electrode unit for polymer electrolyte fuel cells and processes for their preparation | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6500217B1 | Process for applying electrode layers to a polymer electrolyte membrane strip for fuel cells | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6156449A | Catalyst layer for polymer electrolyte fuel cells | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7754369B2 | Ink for producing membrane electrode assemblies for fuel cells | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5882549A | Pastes for fired-on layers | Chemistry; Metallurgy | 5 | Expired |
| US7147959B2 | Process for the manufacture of membrane-electrode-assemblies using catalyst-coated membranes | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6803143B2 | Gas diffusion structures and gas diffusion electrodes for polymer electrolyte fuel cells | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8361674B2 | Multi-layer membrane-electrode-assembly (ML-MEA) and method for its manufacture | Emerging Cross-Sectional Technologies | 0 | Active |
| US6893761B2 | Process for producing a membrane electrode assembly and the membrane electrode assembly produced thereby | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.