Inventor · London, GB

Roger Sidey

10Patents
5h-index
9Co-inventors
59Inventor score

Filing activity: Jan 30, 1978 → May 7, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5952743A Electric motor Electricity 30 Expired
US4453401A Pressure sensor and soil stress isolation filter arrangement in a pore pressure probe Physics 15 Expired
US4409529A Prosthesis Human Necessities 12 Expired
US4149407A Apparatus and method for cyclic simple shear testing of soil samples Physics 9 Expired
US4408481A Pore pressure probe assembly and two-stage emplacement thereof Physics 8 Expired
US6031350A Position control and monitoring circuit and method for an electric motor Physics 5 Expired
US4986111A Non-contacting gauge for surfaces Physics 4 Expired
US7042126B2 Rotary electric machine Electricity 4 Expired
US6940245B2 Downhole compressor system with a feedback sensor Mechanical Engineering; Lighting; Heating 3 Expired
US5662015A Cutting tool holder with strain gauge displacement indicator Emerging Cross-Sectional Technologies 2 Expired

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