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CHONGQING DAYOU SURFACE TECH CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    92,728
  • Filing trend
    ⇩ 44.0%
About

CHONGQING DAYOU SURFACE TECH CO LTD has a total of 18 patent applications. It decreased the IP activity by 44.0%. Its first patent ever was published in 2016. It filed its patents most often in China, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets surface technology and coating, measurement and materials and metallurgy are TAYLOR PERCY BRAINE, KT B S O PROIZV PRI I STR ARKH and TIANJIN HANLONG ZINC PLATING.

Patent filings per year

Chart showing CHONGQING DAYOU SURFACE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ren Yuzhong 16
#2 Wu Deqiang 5
#3 Wang Yang 5
#4 Mou Jun 5
#5 Liu Xingzhi 4
#6 Mou Wenlin 3
#7 Ren Yu-Zhong 2
#8 Xie Wenchuan 2
#9 Zhang Bing 2
#10 Wang Hong 2

Latest patents

Publication Filing date Title
CN110295344A Anti-corrosion infiltration layer automatic production line
CN110106333A Metal surface infiltration layer thermo-chemical treatment takes on machine with tooling
CN110103126A Automatic polishing machine
CN108252994A Expansion bolt
CN108225958A Sand blast test machine and its application method
CN107557728A The method of the infiltration layer preservative treatment of infiltration layer furnace system and use infiltration layer furnace system
CN106435466A Steel surface modification structure formed by zinc and nickel permeation layer and preparation method of steel surface modification structure
CN106399925A Steel surface modification structure formed through zinc-nickel infiltrated layer and preparation method for steel surface modification structure