Inventor · Ditzingen, DE

Ralph Engelberg

8Patents
2h-index
18Co-inventors
44Inventor score

Filing activity: Sep 19, 2002 → Aug 8, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6948462B2 Device for the control of at least one gas exchange valve Mechanical Engineering; Lighting; Heating 3 Expired
US8899270B2 Piston accumulator Mechanical Engineering; Lighting; Heating 2 Active
US7134408B2 Device for the control of gas exchange valves Mechanical Engineering; Lighting; Heating 2 Expired
US7207322B2 Supercharger installation with load control for internal combustion engines Emerging Cross-Sectional Technologies 2 Expired
US9093210B2 Solenoid armature Electricity 1 Active
US6915731B2 Cylinder piston drive Mechanical Engineering; Lighting; Heating 1 Expired
US9651163B2 Component for a magnetic actuator as well as a method for its manufacture Emerging Cross-Sectional Technologies 0 Active
US8960573B2 Device for injecting fuel Mechanical Engineering; Lighting; Heating 0 Active

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