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LI JINGHUI

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    100,692
  • Filing trend
    ⇩ 66.0%
About

LI JINGHUI has a total of 20 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1997. It filed its patents most often in China, United States and Canada. Its main competitors in its focus markets optics, telecommunications and packaging and shipping are LIPPERT HELMUT, LASTER and WAVE OPTICS LTD.

Patent filings in countries

World map showing LI JINGHUIs patent filings in countries
# Country Total Patents
#1 China 11
#2 United States 8
#3 Canada 1

Patent filings per year

Chart showing LI JINGHUIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Jinghui 18
#2 Liu Yuan 6
#3 Huang Xiaodong 4
#4 Zhang Haiquan 4
#5 Lu Wen 3
#6 Zhou Qiang 3
#7 Zhang Chengpeng 2
#8 Hua Tong 2
#9 Zhang Mei 2
#10 Jin Cheng 2

Latest patents

Publication Filing date Title
CN112245898A Chinese chessboard
CN112025690A Delta parallel four-shaft type manipulator
CN111429689A Utility tunnel intelligent monitoring analysis management system based on thing networking
CN111305672A Hinge with a hinge body
CN111336235A Integral flexible duplex sprocket
CN110980128A Bucket elevator
CN110877858A Lifting machine and lifting mechanism thereof
US2019204510A1 Optical interconnect apparatus
US2019162923A1 Optical interconnect apparatus and system
US2018275346A1 Compact structure of integrated WDM device
CN107643675A A kind of intelligent alarm clock
US2017117981A1 Optical Wavelength Multiplexer and Demultiplexer
CN104773559A Multi-head automatic incense coiling machine
CN101649922A Time delay valve
CN1698829A Ointment for trauma and injury and its preparation method
CA2220319A1 Hybrid bi-directional wavelength division multiplexing device