Inventor
ZHENG DEZHI
US13 patents
⚠️ This page may combine multiple inventors who share the name “ZHENG DEZHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERVICES INC
10 patentsUS12129747B2Oct 29, 2024
Hybrid permanent magnet motor
HALLIBURTON ENERGY SERVICES INC3 citations73
US10260518B2Apr 16, 2019
Downhole electrical submersible pump with upthrust balance
HALLIBURTON ENERGY SERVICES INC2 citations70
US10465695B2Nov 5, 2019
Thrust washer and diffuser for use in a downhole electrical submersible pump
HALLIBURTON ENERGY SERVICES INC5 citations65
US12140005B2Nov 12, 2024
Anti-spin control for an electric submersible pump permanent magnet motor
HALLIBURTON ENERGY SERVICES INC0 citations62
US11739619B2Aug 29, 2023
Oil circulation in an electric submersible pump (ESP) electric motor
HALLIBURTON ENERGY SERVICES INC1 citations61
US12486720B1Dec 2, 2025
Motor cooling and debris management during milling
HALLIBURTON ENERGY SERVICES INC1 citations59
US12276284B2Apr 15, 2025
Electric submersible pump (ESP) assembly shaft coupling with axial load handling capability
HALLIBURTON ENERGY SERVICES INC0 citations56
US11821430B2Nov 21, 2023
Oil transport structure in an electric motor of an electric submersible pump (ESP) assembly
HALLIBURTON ENERGY SERVICES INC0 citations56
US12281654B2Apr 22, 2025
Permanent magnet motor
HALLIBURTON ENERGY SERVICES INC0 citations50
US10480522B2Nov 19, 2019
Abrasion-resistant thrust ring for use with a downhole electrical submersible pump
HALLIBURTON ENERGY SERVICES INC0 citations39