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SHENZHEN CHANGYUAN TEFA TECH CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    141,515
  • Filing trend
    ⇩ 50.0%
About

SHENZHEN CHANGYUAN TEFA TECH CO LTD has a total of 12 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machines, macromolecular chemistry and polymers and surface technology and coating are INSULBOARD PTY LTD, GUILIN QUANZHOU LIAOYUAN TECH CO LTD and A SCHULMAN INC.

Patent filings in countries

World map showing SHENZHEN CHANGYUAN TEFA TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing SHENZHEN CHANGYUAN TEFA TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Qiru 8
#2 Wei Lidong 6
#3 Fan Yu 4
#4 Zhang Xinke 4
#5 Guo Junjie 4
#6 Li Zhigang 4
#7 Zhuo Zhihua 3
#8 Yang Hongchang 3
#9 Guo Yu 3
#10 Lei Yichun 2

Latest patents

Publication Filing date Title
CN111892763A Radiation crosslinking ethylene-tetrafluoroethylene copolymer foam material and preparation method thereof
CN112026053A Environment-friendly recycling method of crosslinked polyolefin foam material
CN111574766A Radiation cross-linked polyethylene foam with high heat dissipation performance and preparation method and application thereof
CN111592706A Radiation crosslinking polyethylene foam and preparation method and application thereof
CN110628117A Electronic radiation cross-linked polyethylene foam and preparation method thereof
CN110724327A Chemical crosslinking polyethylene foam and preparation method thereof
CN110698746A Polyethylene foam and preparation method thereof
CN109928256A A kind of horizontal set composite of polyolefin foam
CN109181055A Radiant crosslinked polyethylene foam and its preparation method and application
CN108081732A A kind of MULTILAYER COMPOSITE antistatic material and preparation method thereof
CN107266765A A kind of inorganic foamed IXPE foams and preparation method thereof
CN105566721A High-temperature-resistant XPE (chemical cross-linked polyethylene) foam and preparation method thereof