Manfred Appel
12Patents
4h-index
16Co-inventors
57Inventor score
Filing activity: Oct 29, 1975 → May 1, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5923245A | Rear air guiding device with brake light for a motor vehicle | Performing Operations; Transporting | 34 | Expired |
| US4667769A | Supercharger intake air muffler or sound absorber, and method of muffling inrush air | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4310031A | Apparatus for fanning out wire coils | Performing Operations; Transporting | 8 | Expired |
| US6908956B2 | Stabilizer composition | Chemistry; Metallurgy | 7 | Expired |
| US6214929A | Stabilized polymer dispersions or polymer solutions, and prepared polymers obtainable therefrom | Chemistry; Metallurgy | 4 | Expired |
| US4023667A | Apparatus for unstacking flat steel material which is transported stacked on a rake cooling bed | Performing Operations; Transporting | 4 | Expired |
| US7735264B2 | Motor vehicle door | Performing Operations; Transporting | 3 | Active |
| US6492442B1 | Stabilizer composition | Chemistry; Metallurgy | 3 | Expired |
| US7199181B2 | Stabilising composition II | Chemistry; Metallurgy | 2 | Expired |
| US6737527B2 | 4-formylamino-N-methylpiperidine derivatives, the use thereof as stabilizers and organic material stabilized therewith | Chemistry; Metallurgy | 1 | Expired |
| US7196135B2 | Stabilizing composition I | Chemistry; Metallurgy | 0 | Expired |
| US9475918B2 | Stabilizer mixture | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.