Inventor

SUN GUANHUA

CN5 patents

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

DALIAN MAGIC IMAGE TECH CO LTD

2 patents

US11233786B2Jan 25, 2022

One-time dynamic positioning authentication method and system and password alteration method

DALIAN MAGIC IMAGE TECH CO LTD4 citations66

US10659452B2May 19, 2020

Dynamic graphical password-based network registration method and system

DALIAN MAGIC IMAGE TECH CO LTD0 citations35

UNIV XI AN JIAOTONG

1 patent

US11587719B2Feb 21, 2023

Magnetic integrated hybrid distribution transformer

UNIV XI AN JIAOTONG0 citations44

INST ROCK & SOIL MECH CAS

1 patent

US10794184B2Oct 6, 2020

Recyclable sand-consolidated anchor head prestressed anchor, anchorage jack and its application method

INST ROCK & SOIL MECH CAS0 citations34

INST OF ROCK & SOIL MECH CAS

1 patent

US9783948B2Oct 10, 2017

Root key type pressure bearing mechanism in anchor hole, root key type anchor cable and anchor hole grouting method

INST OF ROCK & SOIL MECH CAS0 citations30