SL

Sydney Joseph Littleford

PL Petroleum Engineering Services Limited: 1 patents #4 of 9Top 45%
📍 Lundin Links, GB: #6 of 23 inventorsTop 30%
Overall (All Time): #775,528 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12429369 Fluid detection 2025-09-30
12235404 Measurement method and apparatus 2025-02-25
11920466 Downhole detection 2024-03-05
10927664 Downhole detection Christopher Gardiner, Duncan Paul Shepherd 2021-02-23
10288468 Monitoring structures 2019-05-14
5447202 Setting tool and related method 1995-09-05