Inventor · Waldaschaff, DE

Helmut Kretschmer

9Patents
8h-index
12Co-inventors
58Inventor score

Filing activity: Jun 19, 1985 → Jul 20, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US4889382A Vehicle spoiler arrangement Mechanical Engineering; Lighting; Heating 36 Expired
US4690204A Air inlet channel for a charging air intercooler Mechanical Engineering; Lighting; Heating 36 Expired
US4723594A Radiator arrangement for the front of a motor vehicle Mechanical Engineering; Lighting; Heating 35 Expired
US4673206A Motor vehicle with an air guidance device arranged in the body Emerging Cross-Sectional Technologies 29 Expired
US4772060A Air guide arrangement for the underside of a vehicle Emerging Cross-Sectional Technologies 25 Expired
US5120690A Process for the utilization of used DeNOx catalysts Emerging Cross-Sectional Technologies 10 Expired
US4688840A Aerodynamic arrangement for a passenger motor vehicle Emerging Cross-Sectional Technologies 10 Expired
USD294139S Exterior mirror for motor vehicles General 9 Expired
US5391530A Catalyst for removing nitrogen oxides from a waste gas, and process for the production of the catalyst Performing Operations; Transporting 6 Expired

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