Inventor

ZHANG WENDA

CN6 patents

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

UNIV YANGTZE

2 patents

US11879101B2Jan 23, 2024

Brevibacillus agri, preparation thereof, method for preparing surfactant and use thereof

UNIV YANGTZE0 citations55

US11702582B2Jul 18, 2023

Biochemical viscosity reducer for heavy oil and preparation method thereof

UNIV YANGTZE0 citations55

ZHENGZHOU YUNHAI INFORMATION TECH CO LTD

2 patents

US11347281B2May 31, 2022

Device for fixing hard disk

ZHENGZHOU YUNHAI INFORMATION TECH CO LTD0 citations51

US11074941B1Jul 27, 2021

Hard disk mounting device

ZHENGZHOU YUNHAI INFORMATION TECH CO LTD0 citations46

LIU TINGYONG

1 patent

US8416695B2Apr 9, 2013

Method, device and system for network interception

LIU TINGYONG7 citations73

NINGBO LANGDA TECH CO LTD

1 patent

US12276538B1Apr 15, 2025

Regional traffic heavy load digital weighing method and synergy system

NINGBO LANGDA TECH CO LTD2 citations54