Inventor
LEMBCKE JEFFREY JOHN
US18 patents
⚠️ This page may combine multiple inventors who share the name “LEMBCKE JEFFREY JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD TECH HOLDINGS LLC
14 patentsUS10844852B2Nov 24, 2020
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC5 citations83
US10196883B2Feb 5, 2019
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC7 citations82
US10113544B2Oct 30, 2018
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC3 citations72
US9926783B2Mar 27, 2018
Apparatus and methods for cemented multi-zone completions
WEATHERFORD TECH HOLDINGS LLC2 citations71
US10215012B2Feb 26, 2019
Apparatus and method of monitoring a rod pumping unit
WEATHERFORD TECH HOLDINGS LLC5 citations70
US10760386B2Sep 1, 2020
Slant well pumping unit
WEATHERFORD TECH HOLDINGS LLC4 citations68
US11174856B2Nov 16, 2021
Apparatus and methods for counterbalancing a pumping unit
WEATHERFORD TECH HOLDINGS LLC3 citations67
US10890175B2Jan 12, 2021
Direct drive pumping unit
WEATHERFORD TECH HOLDINGS LLC0 citations62
US12429046B2Sep 30, 2025
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC0 citations61
US12116992B2Oct 15, 2024
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC0 citations61
US11781543B2Oct 10, 2023
Long-stroke pumping unit
WEATHERFORD TECH HOLDINGS LLC0 citations61
US11512582B2Nov 29, 2022
Bearing fault detection for surface pumping units
WEATHERFORD TECH HOLDINGS LLC0 citations57
US10794173B2Oct 6, 2020
Bearing fault detection for surface pumping units
WEATHERFORD TECH HOLDINGS LLC1 citations57
US10590767B2Mar 17, 2020
Apparatus and methods for cemented multi-zone completions
WEATHERFORD TECH HOLDINGS LLC0 citations50