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DALIAN CHONGDA CIRCUIT CO LTD

Overview
  • Total Patents
    84
  • GoodIP Patent Rank
    17,768
  • Filing trend
    ⇧ 28.0%
About

DALIAN CHONGDA CIRCUIT CO LTD has a total of 84 patent applications. It increased the IP activity by 28.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology, measurement and machine tools are ZHUHAI JIESAI TECH CO LTD, ASAHI KAGAKU KENKYUSHO and ZHUHAI GCI SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing DALIAN CHONGDA CIRCUIT CO LTDs patent filings in countries
# Country Total Patents
#1 China 84

Patent filings per year

Chart showing DALIAN CHONGDA CIRCUIT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ji Longjiang 35
#2 Zheng Wei 24
#3 Jiang Shuguang 18
#4 Sun Miao 15
#5 Chen Nian 11
#6 Zhao Jinliang 10
#7 Song Qingshuang 10
#8 Chen Zhiqiang 8
#9 Wang Jinlong 7
#10 Sun Rongrong 7

Latest patents

Publication Filing date Title
CN112235961A Manufacturing method for improving tin coating on gold surface of blue rubber plate
CN112165769A Method for improving processing efficiency of small PCS (process control System) board
CN112055465A Method for preventing board surface from being scratched and positioning hole from being scratched
CN111867271A Method for manufacturing variegated ink solder mask of thick copper plate
CN111601461A Improvement method for no copper of circuit board hole
CN111757603A Processing method for improving oxidation of metal surface of small PCS plate
CN111661617A Design method for improving wire breakage of inclined vertical plate collecting machine and partition plate device
CN111642071A Circuit board and method for improving board explosion and copper sheet foaming of circuit board
CN111372381A Processing method for removing V-Cut burrs
CN111479400A Chemical gold-depositing plate plating-missing treatment method for circuit board
CN111328208A Solution for electroless plating of gold on electroless nickel-gold plate
CN111405761A Method for manufacturing resin hole plugging plate
CN111254483A Method for improving VCP electroplating line material number switching efficiency
CN110996566A Manufacturing method of high-precision multilayer circuit board
CN110913601A Method for manufacturing solder mask translation film
CN110831333A Method for removing burrs of drilling hole
CN110809372A Manufacturing method for improving solder resist white oil dropping
CN110642418A Method for treating high organic wastewater generated in PCB production by Fenton process
CN110636713A Manufacturing method of circuit board with sub-gold circuit
CN110493971A A kind of method for manufacturing circuit board of turmeric and the golden blending surface processing of electricity