Inventor · Troisdorf, DE

Mathias Konrad

11Patents
8h-index
5Co-inventors
61Inventor score

Filing activity: May 14, 1982 → Feb 26, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4568114A Threaded pipe connector Mechanical Engineering; Lighting; Heating 27 Expired
US5318375A Lock for securing a coupling sleeve Emerging Cross-Sectional Technologies 19 Expired
US4468206A Torque-limiting clutch Mechanical Engineering; Lighting; Heating 15 Expired
US4490125A Lubricated wide angle joint Emerging Cross-Sectional Technologies 12 Expired
US4538715A Overload clutch with vibration protection mechanism Mechanical Engineering; Lighting; Heating 12 Expired
US5052724A Threaded swivel connector Emerging Cross-Sectional Technologies 10 Expired
US4501570A Adjustable friction clutch Mechanical Engineering; Lighting; Heating 9 Expired
US4464077A Coupling device for drive shafts Emerging Cross-Sectional Technologies 9 Expired
US4464136A Lubricated wide angle universal joint Emerging Cross-Sectional Technologies 6 Expired
US4791716A Method and apparatus for securing a connector to a pipe Emerging Cross-Sectional Technologies 2 Expired
US4958859A Pre-assembly muff for the cutting or clamping ring of a pipe coupling Mechanical Engineering; Lighting; Heating 2 Expired

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