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LI GUANGZHI

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    205,468
About

LI GUANGZHI has a total of 11 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States and China. Its main competitors in its focus markets telecommunications, medical technology and digital networks are WUHAN FIBERHOME NETWORKS CO LT, CORIOLIS NETWORKS INC and FOURCAND SERGE FRANCOIS.

Patent filings in countries

World map showing LI GUANGZHIs patent filings in countries
# Country Total Patents
#1 United States 6
#2 China 5

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Guangzhi 11
#2 Chiu Angela Lan 4
#3 Doverspike Robert Duncan 4
#4 Wang Dongmei 4
#5 Gerhardstein Monica Naukam 2
#6 Strand John L 2
#7 Xu Dahai 2
#8 Dailey Chris 2
#9 Hwang Dah-Min David 1
#10 Yang Chen 1

Latest patents

Publication Filing date Title
CN111407612A Vision improvement training instrument
CN111407611A Vision improvement training instrument
CN110977768A Remote control workbench for inspection and detection
CN103965366A Mixed starch airflow dryer
US8515280B1 Physically-diverse routing in heterogeneous optical networks
US2012087665A1 Method and apparatus for providing a route recommendation
US2010067899A1 Standby restoration signaling for optical networks
CN1193694A Automatic circulation electric power generator by physical effects