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GUANJIE INVEST CO LTD

Overview
  • Total Patents
    13
About

GUANJIE INVEST CO LTD has a total of 13 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy and environmental technology are BALOGH LASZLO, ADRAGNA CLAUDIO and ADVANCED POWER CONVERSION PLC.

Patent filings in countries

World map showing GUANJIE INVEST CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing GUANJIE INVEST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guohui Hu 3
#2 Kunfu Wu 2
#3 Guohua Lin 2
#4 Weiqi Lai 2
#5 Wang Zhigui 1
#6 Li Quanfa 1
#7 Shuzhen Zhan 1
#8 Hong Mingquan 1
#9 Qiu Junchang 1
#10 Lin Liwei 1

Latest patents

Publication Filing date Title
CN102123536A Light-emitting diode driving circuit
CN102044195A Display equipment with eye fatigue relieving function
CN102043275A Liquid crystal display and assembling method of backlight module thereof
CN101873073A AC to DC converter
CN101425269A LCD apparatus and LCD control method
CN101422936A Die with insulation board
CN101425270A LCD apparatus and LCD apparatus operation control method
CN101425271A LCD apparatus and LCD control method
CN101425285A Method for displaying user interface for digital photo holder frame
CN101426106A Method for setting television starting picture and television for user to set starting picture
CN101378482A Method for indicating signal terminal position
CN101369397A Display equipment test system and method