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TONGKUN GROUP ZHEJIANG HENGTONG CHEMICAL FIBER CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    66,563
  • Filing trend
    ⇩ 33.0%
About

TONGKUN GROUP ZHEJIANG HENGTONG CHEMICAL FIBER CO LTD has a total of 30 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets textiles and paper, environmental technology and packaging and shipping are Zhangjiagang hongsheng trade co ltd, JIANGSU TIANDI CHEMICAL FIBRE CO LTD and NOVASETA A G ARBON.

Patent filings in countries

World map showing TONGKUN GROUP ZHEJIANG HENGTONG CHEMICAL FIBER CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing TONGKUN GROUP ZHEJIANG HENGTONG CHEMICAL FIBER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yuqin 17
#2 Cao Liguo 12
#3 Wang Tengteng 11
#4 Zhao Baodong 8
#5 Zhang Yinhong 5
#6 Chen Shinan 5
#7 Feng Yin 5
#8 Zhu Hongqiang 5
#9 Wang Chunyan 5
#10 Lu Haimei 4

Latest patents

Publication Filing date Title
CN111842278A Method for cleaning surface of hot roller
CN111804255A Method for enhancing stirring effect of esterification reaction kettle
CN111286795A Positioning device of circular air blow box and use method thereof
CN110928343A Slurry blending temperature control method and device
CN110560224A paper feeding bracket of paper shredder and use method
CN110360307A A kind of the lubrication oil circulation device and its application method of spinning pump motor reduction gearbox
CN110273192A A kind of monitoring device and its application method of polyester filament spinning thickness
CN110126311A A kind of method of online processing spinning oil pump petroleum pipeline oil leak reparation
CN109987291A A kind of anticollision control method of automatic packaging line pallet and pallet stopper
CN109440208A A kind of up- coiler seal wire part moves silk device and its application method automatically
CN109140110A One kind being used for the online device for plugging of high temperature heat conductive oil delivery pipe and its construction method
CN109019421A A kind of silk vehicle lifting device of screw
CN108662267A A kind of switching tools of hand wheel valve
CN107416507A A kind of protection device for moving back and forth drive rod
CN107542912A A kind of cold filtration system for controlling gear reduction box Lubricating Oil Temperature oil
CN107447263A A kind of switching method of polyester fondant filter
CN107332396A A kind of motor rotation axis rotary limited device
CN107389162A A kind of single spinning cake of polyester filament determines device and its weighing technique of regranting amount weighing
CN107034533A A kind of manufacturing technique method of polyester FDY multi roll oil-free fully-drawn fibers
CN106283237A A kind of preparation method of terylene height F fine-denier wool-like fiber