Inventor · Weitensfeld im Gurktal, AT

Leopold Mader

45Patents
8h-index
28Co-inventors
75Inventor score

Filing activity: Feb 27, 1985 → Feb 10, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5844456A Electromagnetic relay Electricity 23 Expired
US5719541A Relay Electricity 18 Expired
US5907268A Electromagnetic relay Electricity 18 Expired
US6023212A Electromagnetic relay with manual actuator Electricity 15 Expired
US4722239A Gear mechanism Emerging Cross-Sectional Technologies 10 Expired
US5801608A Electromagnetic relay with combined contact/reset spring Electricity 10 Expired
US6816044B2 Electrical switching element Electricity 9 Expired
US6323747A Relay with contact springs Electricity 8 Expired
US9103161B2 Spacer tape Emerging Cross-Sectional Technologies 7 Active
US6906604B1 Security relay Electricity 7 Expired
US5627503A Relay Electricity 6 Expired
US4642706A Video cassette recorder with improved tape guiding and tensioning Physics 6 Expired
US6765463B2 Relay Electricity 5 Expired
US6144270A Electromagnetic relay Electricity 5 Expired
US5864271A Bistable electromagnet system for a relay Electricity 5 Expired
US7986204B2 Relay with a contact arrangement consisting of contact springs Electricity 4 Active
US9004262B2 Device for conveying plate-shaped elements Performing Operations; Transporting 4 Active
US10633171B2 Device and method for storing and/or for transporting insulating glass panes Performing Operations; Transporting 4 Active
US5497132A Relay Electricity 3 Expired
US10086341B2 Method and apparatus for changing spacers Performing Operations; Transporting 3 Active
US8821662B2 Method for producing insulating glass that is filled with a gas that is different from air Fixed Constructions 3 Active
US9242828B2 Method and apparatus for handling sheet blanks Performing Operations; Transporting 3 Active
US9567793B2 Method for conveying insulation glass blanks Fixed Constructions 2 Active
US8869494B2 Joint between the ends of prefabricated spacers for insulating glass, and process for producing said joint Emerging Cross-Sectional Technologies 2 Active
US10689208B2 Conveying apparatus Performing Operations; Transporting 2 Active

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