Alois Keller
5Patents
4h-index
—Co-inventors
40Inventor score
Filing activity: Jan 31, 1978 → Mar 1, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5538139A | Arrangement for a plansifter | Performing Operations; Transporting | 28 | Expired |
| US5593042A | Quality-control sieve and method of using it | Performing Operations; Transporting | 15 | Expired |
| US4294692A | Drum-type screening machine and method of operation | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4222864A | Drum-type screening machine | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4260481A | Sifting device | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.