Inventor

WEI ZHIGANG

CN4 patents

⚠️ This page may combine multiple inventors who share the name “WEI ZHIGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DONG PINGSHA

1 patent

US8649985B2Feb 11, 2014

Path-dependent cycle counting and multi-axial fatigue evaluation of engineering structures

DONG PINGSHA8 citations71

LI YINGHAO

1 patent

US9045150B2Jun 2, 2015

Under-floor lifting jack for high-speed electric multiple unit trainset

LI YINGHAO5 citations58

HUAWEI TECH CO LTD

1 patent

US11039203B2Jun 15, 2021

Channel changing method and apparatus thereof

HUAWEI TECH CO LTD0 citations47

CHINA NAT PETROLEUM CORP

1 patent

US12448885B2Oct 21, 2025

Mud pressure wave signal modulation apparatus and method

CHINA NAT PETROLEUM CORP0 citations40