David Ullmann
1Patents
1h-index
7Co-inventors
25Inventor score
Filing activity: Dec 1, 2009 → Dec 1, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8622861B2 | Hybrid drive unit and method for its operation | Emerging Cross-Sectional Technologies | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.