Patent assignee · GB · COMPANY

Goodrich Control Systems

55Patents
30Active
55Granted
49Portfolio score

Filing activity: Jul 14, 1986 → Jan 12, 2021 · 18 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6677685B2 Controller for a continuously variable transmission Mechanical Engineering; Lighting; Heating 24 Expired
US7234293B2 Fuel supply system Mechanical Engineering; Lighting; Heating 24 Expired
US7137242B2 Fuel system Emerging Cross-Sectional Technologies 22 Expired
US6971373B2 Control system Mechanical Engineering; Lighting; Heating 21 Expired
US7148661B2 Multi-pulse converter circuits Emerging Cross-Sectional Technologies 17 Expired
US8083204B2 Fuel system and ecology valve for use therein Mechanical Engineering; Lighting; Heating 16 Active
US6933648B2 Rotor assembly for dynamo electric machines Electricity 15 Expired
US6614142B1 Rotor for an electrical machine, and an electrical machine including such a rotor Electricity 15 Expired
US6619454B2 Thermal disconnect device Mechanical Engineering; Lighting; Heating 11 Expired
US7431569B2 Pump health monitoring Mechanical Engineering; Lighting; Heating 11 Active
US7005833B2 Method of and apparatus for detecting sensor loss in a generator control system Electricity 10 Expired
US7497083B2 Fuel supply system Mechanical Engineering; Lighting; Heating 10 Active
US6813876B2 Fuel system Mechanical Engineering; Lighting; Heating 10 Expired
US7204076B2 Engine fuel control Mechanical Engineering; Lighting; Heating 10 Expired
US7337761B2 Fuel system Emerging Cross-Sectional Technologies 9 Active
US6651442B2 Apparatus and method for determining the status of a valve arrangement forming part of a fuelling system Mechanical Engineering; Lighting; Heating 9 Expired
US7296670B2 Disconnect mechanism and devices including such a disconnect mechanism Emerging Cross-Sectional Technologies 8 Expired
US7481102B2 Method and apparatus for determining the extent of internal wear in a fuel pump of a fuel system Mechanical Engineering; Lighting; Heating 6 Active
US7499252B2 Driver circuit Electricity 6 Active
US7878003B1 Fuel control system for gas turbine engine reheat apparatus Mechanical Engineering; Lighting; Heating 6 Expired
US6759835B2 Switch control circuit Electricity 6 Expired
US7182193B2 Drive disconnect device Mechanical Engineering; Lighting; Heating 6 Expired
US8887752B2 Fuel staging system Emerging Cross-Sectional Technologies 6 Active
US7178335B2 Pressure regulator Emerging Cross-Sectional Technologies 6 Expired
US7607906B2 Gear pump arrangement with erosion resistant insert Mechanical Engineering; Lighting; Heating 6 Active

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