Inventor
WEBSTER JOHN R
GB54 patents
⚠️ This page may combine multiple inventors who share the name “WEBSTER JOHN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROLLS ROYCE PLC
31 patentsUS7448849B1Nov 11, 2008
Seal
ROLLS ROYCE PLC62 citations96
US6220602B1Apr 24, 2001
Seal arrangement
ROLLS ROYCE PLC68 citations96
US7802760B2Sep 28, 2010
Boundary layer control arrangement
ROLLS ROYCE PLC22 citations93
US7578132B2Aug 25, 2009
Gas turbine engine exhaust nozzle
ROLLS ROYCE PLC48 citations93
US7249769B2Jul 31, 2007
Seal apparatus
ROLLS ROYCE PLC28 citations93
US6914345B2Jul 5, 2005
Power generation
ROLLS ROYCE PLC30 citations93
US6813877B2Nov 9, 2004
Gas turbine engine exhaust nozzle having a noise attenuation device driven by shape memory material actuators
ROLLS ROYCE PLC62 citations93
US6543992B2Apr 8, 2003
Control arrangement
ROLLS ROYCE PLC35 citations93
US5031451AJul 16, 1991
Fluid level monitor
ROLLS ROYCE PLC22 citations93
US7946808B2May 24, 2011
Seal between rotor blade platforms and stator vane platforms, a rotor blade and a stator vane
ROLLS ROYCE PLC20 citations92
US7874793B2Jan 25, 2011
Blade clearance arrangement
ROLLS ROYCE PLC19 citations92
US7000378B2Feb 21, 2006
Gas turbine engine exhaust nozzle having a noise attenuation device driven by shape memory material actuators
ROLLS ROYCE PLC43 citations90
US6517319B2Feb 11, 2003
Gas turbine engine rotor blades
ROLLS ROYCE PLC25 citations89
US6286361B1Sep 11, 2001
Method and apparatus for remotely detecting pressure, force, temperature, density, vibration, viscosity and speed of sound in a fluid
ROLLS ROYCE PLC39 citations87
US6065342AMay 23, 2000
Apparatus and a method of locating a source of acoustic emissions in an article
ROLLS ROYCE PLC46 citations87
US8043045B2Oct 25, 2011
Actuator
ROLLS ROYCE PLC12 citations84
US7752849B2Jul 13, 2010
Arrangement for controlling flow of fluid to a component of a gas turbine engine
ROLLS ROYCE PLC16 citations81
US5101162AMar 31, 1992
Method and apparatus for testing the response of a stress wave sensor
ROLLS ROYCE PLC20 citations78
US10100663B2Oct 16, 2018
Actuation arrangement
ROLLS ROYCE PLC12 citations75
US7160159B2Jan 9, 2007
Drive apparatus
ROLLS ROYCE PLC7 citations74
US6685429B2Feb 3, 2004
Prestressing of components
ROLLS ROYCE PLC7 citations74
US5479531ADec 26, 1995
Apparatus and method for providing a weighted average of time varying characteristic of handwriting
ROLLS ROYCE PLC12 citations74
US5095510AMar 10, 1992
Device and method for verifying personal handwriting
ROLLS ROYCE PLC11 citations74
US10408134B2Sep 10, 2019
Gears, gear arrangements and gas turbine engines
ROLLS ROYCE PLC1 citations63
US7882765B2Feb 8, 2011
Balancing assembly
ROLLS ROYCE PLC5 citations63
US7744058B2Jun 29, 2010
Actuator
ROLLS ROYCE PLC2 citations63
US5004059AApr 2, 1991
Stress wave load cell
ROLLS ROYCE PLC4 citations63
US6899519B2May 31, 2005
Method of detecting a change in the structure of a complex shape article
ROLLS ROYCE PLC2 citations54
US9709156B2Jul 18, 2017
Bearing shaft
ROLLS ROYCE PLC0 citations52
US7841060B2Nov 30, 2010
Method for joining components
ROLLS ROYCE PLC0 citations52
US7400286B2Jul 15, 2008
Device and method for use in the verification of handwriting
ROLLS ROYCE PLC0 citations52
WEBSTER JOHN R
11 patentsUS9184649B2Nov 10, 2015
Electrical machine with contra-rotating rotors
WEBSTER JOHN R14 citations84
US4882869ANov 28, 1989
Combination rifle rest and animal choke stick
WEBSTER JOHN R21 citations82
US9624789B2Apr 18, 2017
Turbomachine casing assembly
WEBSTER JOHN R2 citations73
US9284914B2Mar 15, 2016
Variable geometry structure
WEBSTER JOHN R4 citations73
US9145846B2Sep 29, 2015
Gas turbine engine exhaust nozzle including a plurality of flaps movable over a flow control surface
WEBSTER JOHN R2 citations63
US8229182B2Jul 24, 2012
Threshold score validation
WEBSTER JOHN R5 citations63
US9309777B2Apr 12, 2016
Tip clearance control device
WEBSTER JOHN R6 citations62
US10006549B2Jun 26, 2018
Valve
WEBSTER JOHN R1 citations52
US9290825B2Mar 22, 2016
Method and an apparatus for prestressing components by electrical discharge
WEBSTER JOHN R0 citations52
US8292259B2Oct 23, 2012
Magnetic valve
WEBSTER JOHN R1 citations52
US8205434B2Jun 26, 2012
Joint for a shape memory material
WEBSTER JOHN R0 citations52
SCHIFFERS WERNER
2 patents(unassigned)
1 patentBUFFONE COSIMO
1 patentROLLS ROYCE
1 patentUNIV NORTH CAROLINA STATE
1 patentCLARK DANIEL
1 patentLINDSAY OLIVE GROWERS
1 patentShowing the top 50 of 54 patents by PatentIndex Score.