Patent assignee · GB · COMPANY

Ferodo Limited

22Patents
0Active
22Granted
31Portfolio score

Filing activity: Apr 17, 1972 → Jul 30, 1998

Most-cited patents

PatentTitleAreaCited byStatus
US6142263A Multi-layer brake element with enhanced thermal insulation Mechanical Engineering; Lighting; Heating 47 Expired
US4840824A Stairtread facings and a co-extrusion method for their manufacture Emerging Cross-Sectional Technologies 47 Expired
US4905431A Flooring edge finisher Fixed Constructions 39 Expired
US4726455A Clutch facings Mechanical Engineering; Lighting; Heating 36 Expired
US4846312A Disc brake pads Emerging Cross-Sectional Technologies 31 Expired
US4197223A Asbestos free friction materials Textiles; Paper 25 Expired
US4087948A Flooring elements Fixed Constructions 21 Expired
US4747476A Methods of making clutch driven plates Mechanical Engineering; Lighting; Heating 10 Expired
US5725077A Friction pads for use in disc brakes Mechanical Engineering; Lighting; Heating 10 Expired
US4226759A Friction materials Chemistry; Metallurgy 9 Expired
US4273699A Friction materials Mechanical Engineering; Lighting; Heating 8 Expired
US5323978A Tape winding method and apparatus for forming friction elements Mechanical Engineering; Lighting; Heating 7 Expired
US4271937A Valves for hydraulic brakes Mechanical Engineering; Lighting; Heating 6 Expired
US4871394A Sintered metal friction facing Performing Operations; Transporting 6 Expired
US4121925A Method of producing grey cast iron brake rotors with uniform friction and wear characteristics Chemistry; Metallurgy 4 Expired
US5856278A Friction material for use with al. alloy rotor Mechanical Engineering; Lighting; Heating 4 Expired
US4914801A Method of manufacturing a disc brake pad Emerging Cross-Sectional Technologies 4 Expired
US4010827A Clutch engaged brake mechanism Mechanical Engineering; Lighting; Heating 3 Expired
US3960249A Vehicle retarders Mechanical Engineering; Lighting; Heating 3 Expired
US4631209A Manufacture of asbestos-free friction facing material Mechanical Engineering; Lighting; Heating 2 Expired
US4276328A Impregnation of yarns Emerging Cross-Sectional Technologies 2 Expired
US5460250A Brake pad friction linings Mechanical Engineering; Lighting; Heating 1 Expired

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