Inventor

Ernst Leisner

18Patents
8h-index
23Co-inventors
72Inventor score

Filing activity: May 19, 1975 → Jun 28, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US4718543A Chain conveyor for workpieces and workpiece carriers Emerging Cross-Sectional Technologies 36 Expired
US5884746A Modular assembly line system Performing Operations; Transporting 32 Expired
US5947259A Conveyer for the transfer of workpieces, in particular workpiece carriers Performing Operations; Transporting 14 Expired
US4351628A Article handling and transfer apparatus unit Emerging Cross-Sectional Technologies 14 Expired
US4831290A Linear unit for handling equipment Emerging Cross-Sectional Technologies 14 Expired
US6889824B2 Redirecting device for a conveying means located on a conveying section Performing Operations; Transporting 8 Expired
US3992138A Apparatus for combustion chamber treatment of metal articles Performing Operations; Transporting 8 Expired
US6889817B2 Accumulation-capable curved element for a transfer system Performing Operations; Transporting 8 Expired
US6227351A Transport system Performing Operations; Transporting 8 Expired
US4015815A Contamination-resistant valve for high-temperature, high-pressure applications Mechanical Engineering; Lighting; Heating 5 Expired
US4394007A Deburring chamber for thermal deburring Performing Operations; Transporting 4 Expired
US4880265A Robot arm with an assembly flange for tools Performing Operations; Transporting 4 Expired
US4094339A High temperature combustion shock deburring system Emerging Cross-Sectional Technologies 2 Expired
US3994668A Protectively doused valving device for a combustion chamber Performing Operations; Transporting 2 Expired
US7735425B2 Conveyor system with a conveyor carriage with axially aligned track rollers Performing Operations; Transporting 0 Active
US7264106B2 Positioning device and conveyor system with the positioning device Performing Operations; Transporting 0 Expired
US6966425B2 Apparatus for zone monitoring Electricity 0 Expired
US6884193B2 Tensioning device and transpositioning device with the tensioning device Performing Operations; Transporting 0 Expired

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