Patent assignee · US · COMPANY

Limitorque Corporation

8Patents
0Active
8Granted
30Portfolio score

Filing activity: Jul 2, 1982 → Jun 23, 1995

Most-cited patents

PatentTitleAreaCited byStatus
US5640007A Optical encoder comprising a plurality of encoder wheels Physics 43 Expired
US5400360A Repeater for a digital control system Electricity 42 Expired
US4994001A Valve actuator differential worm planetary gear drive Emerging Cross-Sectional Technologies 27 Expired
US5719559A System and method for the verification of a digital control system Physics 11 Expired
US4896562A Valve actuator differential worm planetary gear drive Mechanical Engineering; Lighting; Heating 10 Expired
US4459531A Polyphase static inverter Electricity 9 Expired
US4940011A Valve actuator two rotor three position indicator Mechanical Engineering; Lighting; Heating 6 Expired
US4839475A Modular switch assembly having wiping contacts Electricity 6 Expired

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