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SHANDONG YUHONG NEW PIGMENT CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    135,647
  • Filing trend
    ⇧ 400.0%
About

SHANDONG YUHONG NEW PIGMENT CO LTD has a total of 15 patent applications. It increased the IP activity by 400.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, environmental technology and organic fine chemistry are BONNETT RAYMOND, CHEKALIN M A and HENGYUANXIANG GROUP CO LTD.

Patent filings in countries

World map showing SHANDONG YUHONG NEW PIGMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SHANDONG YUHONG NEW PIGMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lyu Dongjun 14
#2 Chen Dufang 12
#3 Li Xiujing 5
#4 Tian Yaqin 4
#5 Liu Shuyan 4
#6 Li Bin 4
#7 Zhan Xiutao 4
#8 Zhang Tianyong 4
#9 Song Tianqiang 3
#10 Su Shuaishuai 3

Latest patents

Publication Filing date Title
CN109825105A The method that reverse phase miniemulsion method prepares nano-level pigment red 146
CN109762361A A kind of preparation method of pigment yellow 150
CN109704979A 4,4- diaminostilbene, the method for 1- dianthraquinone are efficiently prepared using Bronsted acidic functionalized ionic liquid
CN109679375A A kind of preparation method of aqueous ink pigment preparations
CN109593384A A kind of preparation method of pigment preparations used for offset ink
CN108929557A A kind of preparation method of aqueous ink organic pigment
CN108752974A A kind of preparation method of diphenyl amine organic pigment
CN108690365A A kind of preparation method of the pigment Yellow 14 of easy filtration drying
CN107344921A A kind of intermediate DAS of paratonere 177 preparation method
CN106118123A A kind of preparation method of C.I. pigment orange 13
CN106118120A A kind of preparation method of organic red pigment
CN104031401A Preparation method of C.I. pigment yellow 128
CN103773079A Method for preparing pigment red 177 in ionic liquid
CN103506138A Preparation method of copper powder carrier catalyst for bromamine acid Ullman condensation reaction
CN102838883A Preparation method for C.I. paratonere 49:1