Philipp Ehrhardt
4Patents
1h-index
2Co-inventors
30Inventor score
Filing activity: Jun 1, 2016 → Dec 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10876631B2 | Sealing element, annular filter element, oil separator, and method for opening filter housing of oil separator | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10221736B2 | Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10865672B2 | Filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11892078B2 | Sealing element, annular filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.