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ZHANG CHUNFENG

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    153,348
About

ZHANG CHUNFENG has a total of 12 patent applications. Its first patent ever was published in 1994. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and it methods for management are SHANGHAI WEIKAI OPTOELECTRONIC NEW MATERIALS CO LTD, JIANGYIN YOULE FIREPROOF FLAME RETARDATION MAT CO LTD and ANHUI SHENGDE BUILDING MAT TECH CO LTD.

Patent filings in countries

World map showing ZHANG CHUNFENGs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHANG CHUNFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Chunfeng 11
#2 Zhang Yi 1
#3 Liu Guangtao 1
#4 Chunfeng Zhang 1

Latest patents

Publication Filing date Title
CN110600333A Preparation method of special polymer arc extinguishing tube for fuse
CN110037101A A kind of antistaling film structure, fresh-keeping fruit, fruit preservation method and purposes
CN106118393A Outdoor specialized paint
CN106118258A Fire prevention specialized paint
CN106118375A High temperature specialized paint
CN106067850A Many meeting rooms automatic distribution system based on mobile terminal
CN106189443A Waterproof specialized paint
CN106118259A Cabinet specialized paint
CN106296117A The self-service application system of intra-company's meeting room
CN106228346A The self-service application system of meeting room based on employee's address list
CN107317470A A kind of dc source ripple removing method
CN1124612A Medical non-film diagnostic X-ray apparatus