JR

James David Ratcliffe

SL Sondex Wireline Limited: 9 patents #1 of 38Top 3%
BO Baker Hughes Oilfield Operations: 4 patents #108 of 1,057Top 15%
GE: 1 patents #19,878 of 36,430Top 55%
Overall (All Time): #342,189 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11725465 Optical gas sensor assembly Neil Geoffrey Harris, Timothy Michael Gill, Enrico Fiori, Christopher Hamblin 2023-08-15
11422205 Magnetic freepoint indicator tool Andrew L. Smith, Jim Andrew Gulliver, Sushant Dutta 2022-08-23
11287545 Magnetic freepoint indicator tool Jim Andrew Gulliver, Andrew L. Smith, Sushant Dutta 2022-03-29
11269021 Magnetic freepoint indicator tool Andrew L. Smith, Jim Andrew Gulliver, Sushant Dutta 2022-03-08
11021947 Sensor bracket positioned on a movable arm system and method Timothy Michael Gill, Neil Geoffrey Harris, Ian Hitchcock 2021-06-01
10920572 Sensor deployment system and method using a movable arm with a telescoping section Timothy Michael Gill, Neil Geoffrey Harris, Ian Hitchcock, Paul Shambrook 2021-02-16
10907467 Sensor deployment using a movable arm system and method Timothy Michael Gill, Neil Geoffrey Harris, Ian Hitchcock 2021-02-02
10883325 Arm deployment system and method Timothy Michael Gill 2021-01-05
9638866 Optical fibre quick connect box Timothy Michael Gill, Neil Geoffrey Harris, Christopher Hamblin 2017-05-02
9448320 Acoustic isolater for a downhole tool Timothy Michael Gill 2016-09-20
8939039 Load cell for a downhole load measuring tool Timothy Michael Gill 2015-01-27
8689620 Pressure balancing device Nicholas Peter Broom, Timothy Michael Gill 2014-04-08
8453744 Downhole modulator apparatus John Michael Buss, Charles William Donkin, Ian Hitchcock, William Peter Stuart Bruges, Roy Mowatt +1 more 2013-06-04
8230932 Multifunction downhole release tool mechanism with lost motion Timothy Michael Gill, Peter Withers, Lee Richard Strobel, Graham Chadwick 2012-07-31