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CAO WEILONG

Overview
  • Total Patents
    43
About

CAO WEILONG has a total of 43 patent applications. Its first patent ever was published in 1989. It filed its patents most often in China and United States. Its main competitors in its focus markets packaging and shipping and textiles and paper are MARCHETTI A, R A JONES AND COMPANY and PFM IBERICA PACKAGING MACHINERY S A.

Patent filings in countries

World map showing CAO WEILONGs patent filings in countries
# Country Total Patents
#1 China 37
#2 United States 6

Patent filings per year

Chart showing CAO WEILONGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Cao Weilong 29
#2 Yu Danding 12
#3 Chen Lie 8
#4 Cao Weilong Cao 7
#5 Weilong Cao 6
#6 Cao Jia 5
#7 Cao Weilong Yu 1
#8 Cai Jia 1

Latest patents

Publication Filing date Title
CN101025643A Board type computer
CN101016097A Forced liquid-outflow container
CN1994842A Plastic fresh-keeping membrane box with integral box body and cutting device
CN1986363A Film box with cutting unit
CN1982164A Container with liquid compressed
CN1982186A Thin-film cutter
CN1854945A Numerical clock with double-face displaying
CN1855168A Automobile traffic management system at bidirectional cross-road
CN1641499A Electric switch of intelligent self-retaining connection state
CN1635341A Manager for sensor and alarm
CN1627331A Alarm organizer
CN1617184A Quick roof type infrared intelligent remote controller
CN1614646A Infrared remote controller on roof with copying function
CN1614645A Roofing infrared remote controller with copying function and connected with telecommunicating wire
CN1609904A Intelligent comprehensive control system for electric appliances
CN1549518A Band remote-control intelligent mixed controlling system for hotel use
CN1549067A Indoor intelligent mixed controlling system
CN1538254A Intelligont bus-type mixed electrical applicance control system
CN1538253A Intelligent mixed switch system for hotel
CN1538183A Electrical appliance state detector suitable for mixed use of remote control and hand control