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LI CHANGCHENG

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    194,417
About

LI CHANGCHENG has a total of 19 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China and United States. Its main competitors in its focus markets machines, audio-visual technology and computer technology are FUJI KIKI KOGYO KK, YAMAGISHI MASAHARU and NYBO SEAL SYSTEM AB.

Patent filings in countries

World map showing LI CHANGCHENGs patent filings in countries
# Country Total Patents
#1 China 17
#2 United States 2

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Changcheng 19
#2 Li Qiang 10
#3 Li Feng 9
#4 Wang Dechun 7
#5 Yang Junran 3
#6 Li Pengfei 2
#7 Du Yangzhou 1
#8 Tong Xiaofeng 1
#9 Chen Baihua 1
#10 Zhang Yimin 1

Latest patents

Publication Filing date Title
CN110318576A A kind of security isolation net for electric power overhaul
CN104827681A Composite material grid production apparatus
CN104816492A Mold circulating movement device of composite material grid production equipment
CN103990656A Welding equipment for carbon steel spiral welded pipe with reinforcing rib
CN103978064A Forming device of stainless steel structure spiral welding pipe
CN103568335A Serial production line of large-diameter composite pipeline
CN103552250A Serial production line for small-caliber compound pipelines
CN103101197A Horizontal type composite pole and tower production equipment
CN103112176A Vertical composite material tower production apparatus and production method
CN103112177A Composite material tower production apparatus and production method
CN102233671A Building block type pipeline mould
CN102233684A Production method for high-strength plastic composite pipe line, and pipe line produced by using the same
CN102233680A Vertical pipe production line
CN102233670A Chain type pipeline mould
CN102235555A Method for producing continuous fiber reinforced plastic composite pipeline and pipeline produced thereby
US2010329560A1 Human pose estimation in visual computing
CN101021291A Composite structural metal pipe and producing method thereof
CN1644878A Glass fibre reinforced plastics rockbolts and manufacture thereof