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TONGKUN GROUP CO LTD

Overview
  • Total Patents
    54
  • GoodIP Patent Rank
    41,241
  • Filing trend
    0.0%
About

TONGKUN GROUP CO LTD has a total of 54 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2007. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and organic fine chemistry are ZHEJIANG GUXIANDAO INDUSTRIAL FIBER CO LTD, Tongxiang zhongchen chemical fibre co ltd and ERSTE BOEHMISCHE KUNSTSEIDEFAB.

Patent filings in countries

World map showing TONGKUN GROUP CO LTDs patent filings in countries

Patent filings per year

Chart showing TONGKUN GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Yang 15
#2 Sun Yanlin 14
#3 Xiao Shunli 14
#4 Li Guoyuan 13
#5 Qu Hanju 11
#6 Shen Fuqiang 10
#7 Yang Weixing 10
#8 Guoyuan Li 7
#9 Zhang Guiping 7
#10 Qiu Zhongnan 7

Latest patents

Publication Filing date Title
CN111848349A Continuous refining plant of ethylene glycol
CN110565184A Preparation method of high-self-crimpability PET/PTT parallel composite filament
CN110339785A A kind of reuse ethylene glycol auger tank
CN110194832A Green functional polyisocyanate Speciality Pet Fiber flexible process and device
CN110158194A A kind of production method of highly elastic fiber
CN110030542A A kind of polyester device high/low temperature double loop heating system and its method
CN109695062A A kind of production technology of ultra-fine super soft terylene semi-dull POY fiber
CN109629022A A kind of energy-saving and environment-friendly straight production technology for spinning FDY fine-denier cation polyester filament
CN109234821A A kind of production technology of gold coffee fiber
CN109371519A A kind of non-twist Gao Danyang washs the production technology of mixed fiber yarn
CN108823662A A kind of the dual network structure and its technique optimization method of winding head
CN108532012A A kind of polyester EG Sprayer Circulations system and its modified technique
CN108484890A A kind of production technology and production system producing multifunctional different PBT polyester
CN108315830A A kind of production method producing rope elater using PTT and PET
CN107557932A A kind of production method of terylene imitated velveteen superfine fibre
CN107815766A A kind of production method of slim and graceful chiffon yarn and application
CN107551773A A kind of desulfurizing tower spray system and its modified technique
CN107401017A A kind of DTY silks dyeing water circulation uses system
CN106978638A A kind of integrated combined unit in Direct-spinning of PET Fiber workshop
CN107090606A A kind of method for producing multifunctional different polyester fiber