Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725465 | Optical gas sensor assembly | Neil Geoffrey Harris, James David Ratcliffe, Enrico Fiori, Christopher Hamblin | 2023-08-15 |
| 11021947 | Sensor bracket positioned on a movable arm system and method | James David Ratcliffe, Neil Geoffrey Harris, Ian Hitchcock | 2021-06-01 |
| 10920572 | Sensor deployment system and method using a movable arm with a telescoping section | James David Ratcliffe, Neil Geoffrey Harris, Ian Hitchcock, Paul Shambrook | 2021-02-16 |
| 10907467 | Sensor deployment using a movable arm system and method | James David Ratcliffe, Neil Geoffrey Harris, Ian Hitchcock | 2021-02-02 |
| 10883325 | Arm deployment system and method | James David Ratcliffe | 2021-01-05 |
| 9638866 | Optical fibre quick connect box | James David Ratcliffe, Neil Geoffrey Harris, Christopher Hamblin | 2017-05-02 |
| 9448320 | Acoustic isolater for a downhole tool | James David Ratcliffe | 2016-09-20 |
| 8939039 | Load cell for a downhole load measuring tool | James David Ratcliffe | 2015-01-27 |
| 8689620 | Pressure balancing device | James David Ratcliffe, Nicholas Peter Broom | 2014-04-08 |
| 8230932 | Multifunction downhole release tool mechanism with lost motion | James David Ratcliffe, Peter Withers, Lee Richard Strobel, Graham Chadwick | 2012-07-31 |