Inventor
CUI WENPING
CN8 patents
⚠️ This page may combine multiple inventors who share the name “CUI WENPING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD
5 patentsUS11828236B2Nov 28, 2023
Speed reducer and fracturing apparatus
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD0 citations59
US12560251B2Feb 24, 2026
Valve spring holder, valve box, and plunger pump
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD0 citations50
US12085073B2Sep 10, 2024
Valve spring fixing device and plunger pump
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD0 citations50
US12000386B2Jun 4, 2024
Plunger, hydraulic end and plunger pump
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD0 citations50
US12297824B2May 13, 2025
Plunger pump with fault diagnosis structure
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD0 citations43
AMERICAN JEREH INT CORPORATION
3 patentsUS10859203B1Dec 8, 2020
High-low pressure lubrication system for high-horsepower plunger pump
AMERICAN JEREH INT CORPORATION144 citations96
US11698063B2Jul 11, 2023
Hydraulic end assembly structure of a plunger pump
AMERICAN JEREH INT CORPORATION3 citations70
US12152575B2Nov 26, 2024
Hydraulic end assembly structure of a plunger pump
AMERICAN JEREH INT CORPORATION1 citations59