Learn more

ZHEJIANG NHU SPECIAL MAT CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    76,434
  • Filing trend
    ⇩ 28.0%
About

ZHEJIANG NHU SPECIAL MAT CO LTD has a total of 23 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 2013. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets macromolecular chemistry and polymers, measurement and chemical engineering are DAVID AUGUSTINE HARPER, INTERCHEM INT SA and BRIDGES CORP.

Patent filings per year

Chart showing ZHEJIANG NHU SPECIAL MAT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Guiyang 22
#2 Deng Hangjun 16
#3 Yin Hong 13
#4 Chen Zhirong 13
#5 Lian Ming 9
#6 Hong Wengang 8
#7 Wu Xiaoxiao 8
#8 Li Woyuan 8
#9 Zhang Qin 6
#10 Zhang Xiongwei 5

Latest patents

Publication Filing date Title
CN111019122A Semi-aromatic polyamide thermoplastic elastomer and continuous production method thereof
CN111004392A Continuous washing process for polyphenylene sulfide slurry
WO2020186735A1 Polyarylene sulfide granule, preparation method therefor and molded product thereof
WO2020177322A1 Spinning method and apparatus
CN109749080A Semi-aromatic polyamide resin and preparation method thereof
CN109681758A A kind of oil site terminal detecting device and lubricating system
CN109776798A Macromolecular weight poly benzene thioether resin and its preparation method and application
CN108226377A The detection method of sodium polysulfide
CN108219135A A kind of continuous washing device of polyphenylene sulfide
CN106633062A Polyphenylene sulfide with low chlorine content, preparation method of polyphenylene sulfide, resin composition and formed body
CN106700064A Semi-aromatic polyamide production method and semi-aromatic polyamide
CN108069844A The process for purification of acetone solvent used and its application in a kind of polyphenylene sulfide manufacture
CN107189060A A kind of semiaromatic polyamide composition and preparation method thereof
EP2940061A1 Method for synthesizing fibre-grade polyphenylene sulphide resin