Inventor · Bad Hersfeld, DE

Kurt Wittich

10Patents
5h-index
8Co-inventors
55Inventor score

Filing activity: Dec 10, 1984 → Oct 12, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4966066A Load sensing system with increasing priority in series of control valves Performing Operations; Transporting 33 Expired
US6029450A Hydraulic synchronizing circuit Mechanical Engineering; Lighting; Heating 8 Expired
US4667744A Vehicle with hinged attachment implement Performing Operations; Transporting 8 Expired
US4953917A Steering-brake system Performing Operations; Transporting 7 Expired
US4574687A Apparatus for positioning an adjusting member Mechanical Engineering; Lighting; Heating 7 Expired
US4652059A Parking brake valve for a hydraulic external force brake system Performing Operations; Transporting 5 Expired
US4683909A Reservoir loading valve with pressure protection of the reservoir circuit Emerging Cross-Sectional Technologies 1 Expired
US6378412B1 Lifting cylinder unit for a lifting platform Mechanical Engineering; Lighting; Heating 1 Expired
US4706545A Brake valve infinitely variable pressure intensification Emerging Cross-Sectional Technologies 0 Expired
US4826254A Hydraulic dual-circuit external power brake valve of tandem design Performing Operations; Transporting 0 Expired

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