Inventor · Solingen, DE

Ralf Duning

14Patents
5h-index
26Co-inventors
66Inventor score

Filing activity: Sep 6, 1996 → Mar 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6842943B2 Pressure-ball sliding doorstop Emerging Cross-Sectional Technologies 20 Expired
US7552953B2 Door arrester Emerging Cross-Sectional Technologies 16 Expired
US7703242B2 Guiding system for a sliding door Fixed Constructions 12 Active
US6474385B1 Welded vehicle wheel Performing Operations; Transporting 9 Expired
US7716787B2 Locking device Fixed Constructions 6 Expired
US5971496A Vehicle wheel having a large contact surface area Performing Operations; Transporting 5 Expired
US5806395A Method and apparatus for removing an edge fin from metal rim reinforcing strips Emerging Cross-Sectional Technologies 3 Expired
US6221185A Method for manufacturing components by critical formation of light metal strip Emerging Cross-Sectional Technologies 2 Expired
US5933956A Method of making a light-metal strip wheel Emerging Cross-Sectional Technologies 2 Expired
US5863103A Light-metal strip wheel Emerging Cross-Sectional Technologies 1 Expired
US6042193A Welded vehicle wheel Emerging Cross-Sectional Technologies 1 Expired
US11396204B2 Flexible hubcap for a vehicle wheel having a floating seat Performing Operations; Transporting 0 Active
US12235149B2 Vehicle wheel with monitoring device and monitoring device for vehicle wheels Physics 0 Active
US12377678B2 Vehicle wheel disc, vehicle wheel including such a wheel disc and method for producing such a wheel disc and vehicle wheel Performing Operations; Transporting 0 Active

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