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HUAFON CHONGQING SPANDEX CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    149,454
  • Filing trend
    ⇩ 50.0%
About

HUAFON CHONGQING SPANDEX CO LTD has a total of 11 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and basic materials chemistry are ZHEJIANG HUAFENG SPANDEX CO LTD, THUERINGISCHE ZELLWOLLE AG and LDZ NEW AOSHEN SPANDEX CO LTD.

Patent filings in countries

World map showing HUAFON CHONGQING SPANDEX CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HUAFON CHONGQING SPANDEX CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qian Jin 10
#2 Xue Shizhuang 10
#3 Yang Xiaoyin 10
#4 Jin Zhongcheng 9
#5 Liu Shanshan 8
#6 Fei Changshu 4
#7 Liu Gang 3
#8 Zhao Jing 2
#9 Xiao Hua 2
#10 Jin Jing 1

Latest patents

Publication Filing date Title
CN111733478A Preparation method of high-elasticity polyurethane elastic fiber
CN111304778A Method for preparing two-photon fluorescent skin-color spandex
CN110512302A A kind of preparation method of the polyurethane elastomeric fiber of surface treatment
CN109881291A A kind of acid dyes is easily painted the preparation method of spandex
CN109943907A A kind of preparation method of magnetic polyurethane elastomer
CN109537092A A kind of preparation method of multifunctional polyurethane elastomer
CN107858766A A kind of preparation method of antistatic easy coloring polyurethane elastomeric fiber
CN107641847A The preparation method of polyurethane elastomeric fiber with excellent adhesion and dyeability
CN106757485A A kind of preparation method of high drawing spandex fibre
CN106521965A Ultra-strong antistatic spandex spinning oil and preparation method thereof
CN106480534A A kind of cation-dyeable polyurethane elastomeric fiber and preparation method thereof