Inventor · Derby, GB

John R. Webster

70Patents
15h-index
42Co-inventors
84Inventor score

Filing activity: Jan 10, 1975 → Dec 20, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7448849B1 Seal Mechanical Engineering; Lighting; Heating 44 Active
US6813877B2 Gas turbine engine exhaust nozzle having a noise attenuation device driven by shape memory material actuators Mechanical Engineering; Lighting; Heating 34 Expired
US7578132B2 Gas turbine engine exhaust nozzle Mechanical Engineering; Lighting; Heating 30 Active
US6220602A Seal arrangement Mechanical Engineering; Lighting; Heating 29 Expired
US6543992B2 Control arrangement Physics 25 Expired
US5653333A Combined portable container and display stand Performing Operations; Transporting 23 Expired
US7688081B2 Apparatus to measure the clearance between a first component and a second component Physics 23 Active
US7000378B2 Gas turbine engine exhaust nozzle having a noise attenuation device driven by shape memory material actuators Mechanical Engineering; Lighting; Heating 22 Expired
US8657561B2 Variable shape rotor blade Emerging Cross-Sectional Technologies 20 Active
US8430622B2 Turbofan gas turbine engine Mechanical Engineering; Lighting; Heating 20 Active
US6286361A Method and apparatus for remotely detecting pressure, force, temperature, density, vibration, viscosity and speed of sound in a fluid Physics 20 Expired
US8291710B2 Gas turbine engine exhaust nozzle having a composite article having a shape memory material member Emerging Cross-Sectional Technologies 18 Active
US6065342A Apparatus and a method of locating a source of acoustic emissions in an article Physics 17 Expired
US7249769B2 Seal apparatus Mechanical Engineering; Lighting; Heating 17 Expired
US7802760B2 Boundary layer control arrangement Emerging Cross-Sectional Technologies 16 Active
US5031451A Fluid level monitor Physics 15 Expired
US4882869A Combination rifle rest and animal choke stick Human Necessities 14 Expired
US5101162A Method and apparatus for testing the response of a stress wave sensor Physics 14 Expired
US7874793B2 Blade clearance arrangement Emerging Cross-Sectional Technologies 13 Active
US7752849B2 Arrangement for controlling flow of fluid to a component of a gas turbine engine Emerging Cross-Sectional Technologies 12 Active
US6914345B2 Power generation Emerging Cross-Sectional Technologies 12 Expired
US10100663B2 Actuation arrangement Mechanical Engineering; Lighting; Heating 11 Active
US7946808B2 Seal between rotor blade platforms and stator vane platforms, a rotor blade and a stator vane Mechanical Engineering; Lighting; Heating 11 Active
US4584879A Component inspection by self generated transient stress wave detection Physics 9 Expired
US6517319B2 Gas turbine engine rotor blades Chemistry; Metallurgy 9 Expired

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