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SHENZHEN HONGCHANGFA TECH CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    54,971
  • Filing trend
    ⇩ 100.0%
About

SHENZHEN HONGCHANGFA TECH CO LTD has a total of 29 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets surface technology and coating and basic materials chemistry are INST KHIM KHIM T AN LITOVSKOJ, WALTERISATION COMPANY LTD and HUIZHOU HONG CE MAN CONSULTING CO LTD.

Patent filings in countries

World map showing SHENZHEN HONGCHANGFA TECH CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Guoping 29

Latest patents

Publication Filing date Title
WO2019006608A1 Passivator, method of surface passivation for metal-plated part and metal workpiece
WO2019006618A1 Passivator, surface processing method of metal-plated part and metal workpiece
CN110832114A Passivating agent, metal workpiece and surface treatment method thereof
WO2019006621A1 Passivator, surface processing method of metal workpiece and metal workpiece
WO2019006600A1 Polishing agent, copper part and polishing process therefor
WO2019006617A1 Passivator, metal workpiece and method of surface passivation therefor
WO2019006604A1 Polishing agent, stainless steel part and polishing process therefor
CN110869530A Passivating agent, metal plated part surface passivation treatment method and metal workpiece
CN110809634A Passivating agent, metal workpiece and surface passivation method thereof
WO2019006612A1 Passivator, passivation process for metal-plated part and metal workpiece
WO2019006611A1 Passivator, method of surface passivation of metal-plated part and metal workpiece
WO2019006622A1 Passivator, metal workpiece and passivation process therefor
WO2019006615A1 Passivator, metal workpiece and surface passivation process therefor
CN110809635A Passivating agent, metal plated part surface treatment method and metal workpiece
CN110809639A Passivating agent, metal plated part passivating treatment method and metal workpiece
CN110869536A Polishing agent, stainless steel part and polishing treatment method thereof
CN110832043A Polishing agent, copper piece and polishing treatment method thereof
WO2019006607A1 Passivator, surface passivation process for metal-plated part and metal workpiece
WO2019006614A1 Passivator, metal workpiece and surface passivation process therefor
WO2019006603A1 Polishing agent, aluminum alloy part and polishing process therefor