Patent assignee · US · COMPANY

Brookfield Engineering Laboratories, Inc.

11Patents
2Active
11Granted
33Portfolio score

Filing activity: May 1, 1974 → Mar 15, 2013 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5531102A Viscometer usable in situ in large reactor vessels Performing Operations; Transporting 48 Expired
USD786279S1 Display screen with graphical user interface for a viscometer or rheometer General 41 Active
US5167143A Rheometer System Physics 26 Expired
US5503003A Portable viscometer Physics 23 Expired
US5535619A Pressurized viscometer Physics 16 Expired
US4002960A Torque controlled tapping device Performing Operations; Transporting 10 Expired
US7207210B2 Multi-decade viscometric or rheologic measurements of a material undergoing state change Physics 7 Expired
US5874666A Spindle quick-connect and rotary viscometer Physics 6 Expired
US9243882B2 Low friction rheometer Physics 5 Active
US6539779B2 Support system with radially rigid wire suspension Physics 2 Expired
US4678978A Quieting circuits for permanent magnet synchronous motors Electricity 1 Expired

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