Inventor

XU GUOHUA

CN13 patents

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

BOE TECHNOLOGY GROUP CO LTD

2 patents

US10539836B2Jan 21, 2020

Display substrate, method of fabricating the same, and display device

BOE TECHNOLOGY GROUP CO LTD3 citations72

US10908465B2Feb 2, 2021

Array substrate and display device

BOE TECHNOLOGY GROUP CO LTD2 citations69

Shandong tiangong petroleum equipment co ltd

2 patents

US11725508B2Aug 15, 2023

Crude oil parameter detection device

Shandong tiangong petroleum equipment co ltd2 citations64

US12066310B2Aug 20, 2024

Crude oil flow metering device

Shandong tiangong petroleum equipment co ltd0 citations43

UNIV NANJING AGRICULTURAL

2 patents

US9738900B2Aug 22, 2017

Transgenic plants expressing a pH-sensitive nitrate transporter

UNIV NANJING AGRICULTURAL0 citations47

US9012721B2Apr 21, 2015

Transgenic plants with improved growth and nitrogen use efficiency

UNIV NANJING AGRICULTURAL1 citations47

ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP CO LTD

1 patent

US11287167B2Mar 29, 2022

Electronic expansion valve and assembly method therefor

ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP CO LTD4 citations66

XU GUOHUA

1 patent

US9285038B2Mar 15, 2016

Flow control valve

XU GUOHUA4 citations65

UNIV HUAZHONG SCIENCE TECH

1 patent

US11977201B2May 7, 2024

Integrated detection method of electromagnetic searching, locating and tracking for subsea cables

UNIV HUAZHONG SCIENCE TECH0 citations49

BAOSHAN IRON & STEEL

1 patent

US11724296B2Aug 15, 2023

Side spray method for cooling the steel strip after hot rolling

BAOSHAN IRON & STEEL0 citations49

HEFEI BOE OPTOELECTRONICS TECH

1 patent

US11249356B2Feb 15, 2022

Base substrate and manufacturing method therefor, apparatus, display substrate, and display device

HEFEI BOE OPTOELECTRONICS TECH0 citations48

UNIV NANJING AERONAUTICS & ASTRONAUTICS

1 patent

US12371159B2Jul 29, 2025

Helicopter active noise suppression device integrating sound array and on-propeller control

UNIV NANJING AERONAUTICS & ASTRONAUTICS0 citations46

GAONA AERO MAT CO LTD

1 patent

US12270097B2Apr 8, 2025

Preparation method of nickel-based wrought superalloy wheel disk forgings used at high temperature

GAONA AERO MAT CO LTD0 citations41