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JIANGYIN JIANGHUA MICROELECTRONICS MAT CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    42,302
  • Filing trend
    ⇧ 10.0%
About

JIANGYIN JIANGHUA MICROELECTRONICS MAT CO LTD has a total of 37 patent applications. It increased the IP activity by 10.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets optics, basic materials chemistry and surface technology and coating are ADVANCED CHEM SYSTEMS INT, SUZHOU JIMCEL ELECTRONIC NEW MAT CO LTD and MALLINCKRODT BAKER INC.

Patent filings in countries

World map showing JIANGYIN JIANGHUA MICROELECTRONICS MAT CO LTDs patent filings in countries
# Country Total Patents
#1 China 37

Patent filings per year

Chart showing JIANGYIN JIANGHUA MICROELECTRONICS MAT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yin Fuhua 24
#2 Gu Lingyan 24
#3 Zhu Long 22
#4 Zhu Yonggang 15
#5 Zhao Wenhu 14
#6 Shao Yong 12
#7 Chen Lin 11
#8 Cheng Mingzhong 8
#9 Ding Lei 7
#10 Li Senhu 7

Latest patents

Publication Filing date Title
CN111515193A Ton bucket cleaning equipment
CN111420714A Mixed bed ion exchange equipment
CN111450669A Rotary negative pressure type molecular sieve drying equipment
CN111186820A Production process and production system of high-purity sulfuric acid
CN111286738A Production process of acidic copper etching solution
CN110438504A A kind of alum gate Ke Kai area's silicon slag removes composition and silicon slag sweep-out method
CN110376855A A kind of photoresist lift off test all-in-one machine and photoresist lift off method
CN110429053A A kind of wet etching equipment and wet etch process with removable cover
CN110441997A A kind of improved environmentally friendly water system photoresist lift off liquid
CN110344062A A kind of folded metal film etching solution of grid titanium aluminium titanium layer
CN109650340A A kind of method for producing electronic grade hydrochloric acid
CN109534293A A kind of electronic grade hydrochloric acid purification system
CN109395589A A kind of sulfuric acid filter core wetting technique
CN109354577A It is a kind of using isophorone as the derivative of parent, preparation method and applications
CN109266352A A kind of etchant and engraving method containing silver composite membrane
CN109439468A A kind of alignment film remover composition and demoulding technique
CN109234072A A kind of cleaning process of indium oxalate dissolving agent composition and etching machines
CN109164686A A kind of positive photoresist removes photoresist cleaning combination and its application
CN109143800A A kind of universal optical photoresist stripper and its application
CN109353983A A kind of Mobile automatic charging action of chemicals tank car