Inventor · Warren, MI, US

Donn Niffenegger

3Patents
1h-index
4Co-inventors
27Inventor score

Filing activity: Feb 16, 2015 → Nov 13, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US9186987B2 Electro-mechanical transfer case with range shift on the move Emerging Cross-Sectional Technologies 11 Active
US10066743B2 Motor driven transfer case with modular actuation Mechanical Engineering; Lighting; Heating 1 Active
US10054222B2 Hydraulic system of a vehicle powertrain Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.