Patent assignee · CH · COMPANY

Wagner International AG

52Patents
13Active
52Granted
41Portfolio score

Filing activity: Aug 8, 1986 → Jan 23, 2020

Most-cited patents

PatentTitleAreaCited byStatus
US4735362A Apparatus for delivering a liquid or thick medium Performing Operations; Transporting 25 Expired
US5294217A Apparatus for feeding powder coating apparatus with a powder-air mixture Performing Operations; Transporting 24 Expired
US5864239A Apparatus for measuring a powder mass flow Physics 23 Expired
USD397421S Powder spray gun General 23 Expired
US6080217A Device for separating excess powder oversprayed when powder coating workpieces Emerging Cross-Sectional Technologies 16 Expired
US5505566A Powder injector Emerging Cross-Sectional Technologies 16 Expired
US6494645B1 Method and device for determining a powder quantity or change in powder quantity in a container Physics 15 Expired
US6029527A Fluid flow rate measuring and controlling device and method Emerging Cross-Sectional Technologies 13 Expired
US4705995A Control circuit for airless spray gun Electricity 11 Expired
US5067434A Electrostatic paint spray gun Emerging Cross-Sectional Technologies 10 Expired
US5680670A Cleaning device for a powder coating compartment Emerging Cross-Sectional Technologies 10 Expired
US5422146A Process of powder coating of workpieces Performing Operations; Transporting 9 Expired
USD396523S Powder spray gun General 8 Expired
US4775105A Electrostatic powder spray gun Performing Operations; Transporting 7 Expired
US4934598A Safety shut-down device for two-component sprayer systems Performing Operations; Transporting 6 Expired
US5167371A Fan jet nozzle Performing Operations; Transporting 6 Expired
US6071348A Electrostatic powder coating system Performing Operations; Transporting 6 Expired
US5506746A Electrostatic powder coating gun and method of generating a high voltage in such a gun Electricity 5 Expired
US4828185A Electrostatic powder spray gun Performing Operations; Transporting 5 Expired
US6129946A Powder coating apparatus and method for supplying and mixing powder in a coating apparatus Emerging Cross-Sectional Technologies 5 Expired
US5140935A Fluidization arrangement for an electrostatic powder coating device Emerging Cross-Sectional Technologies 5 Expired
US6019504A Method of and an apparatus for photothermally examining workpiece surfaces Physics 4 Expired
US6051280A Method of controlling an electrostatic coating device and an electrostatic coating system Performing Operations; Transporting 4 Expired
US6068877A Method of detecting workpieces in an electrostatic coating system Performing Operations; Transporting 4 Expired
US5841138A Method of an apparatus for nondestructuve workpiece testing Physics 4 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.