Ralf Blum
6Patents
2h-index
31Co-inventors
47Inventor score
Filing activity: Dec 6, 2005 → Oct 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7390407B2 | Liquid filter | Performing Operations; Transporting | 39 | Expired |
| US7608184B2 | Liquid filter | Performing Operations; Transporting | 6 | Active |
| US10456716B2 | Liquid filtering device | Emerging Cross-Sectional Technologies | 2 | Active |
| US8501002B2 | Exchangeable filter insert | Performing Operations; Transporting | 2 | Active |
| US9897048B2 | Internal combustion engine including an exhaust gas recirculation system and/or a water-cooled charge air cooler | Emerging Cross-Sectional Technologies | 1 | Active |
| US10532309B2 | Antimicrobial filter medium and cabin air filter | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.