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ZHEJIANG HAOCHUAN TECH CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    99,542
  • Filing trend
    ⇧ 100.0%
About

ZHEJIANG HAOCHUAN TECH CO LTD has a total of 17 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and organic fine chemistry are SANYO COLOR WORKS, TATEISHI KEIICHI and SHANDONG YUHONG NEW PIGMENT CO LTD.

Patent filings in countries

World map showing ZHEJIANG HAOCHUAN TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing ZHEJIANG HAOCHUAN TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Fasheng 14
#2 Chen Xiaoyang 14
#3 Zhao Hanbin 10
#4 Li Wu 6
#5 Li Zhi 5
#6 Yu Lijiang 4
#7 Jiang Yan 2
#8 Zhang Yan 2
#9 Xiang Changsheng 1
#10 Zhang Haibao 1

Latest patents

Publication Filing date Title
CN111363379A Pigment violet 23 composition and preparation method and application thereof
CN111423744A Quinacridone pigment composition and preparation method and application thereof
CN111171599A Anti-warping pigment violet 23 composition and preparation method thereof
CN111100473A Preparation method of pigment violet 23 crude product
CN109880433A Organic pigment hyper-dispersant and preparation method, color compositions and water-based ink
CN110791116A DPP organic pigment containing carbon-carbon double bond, and synthetic method and application thereof
CN110790995A Polyolefin color master batch with anti-warping performance and preparation method thereof
CN110791117A Aromatic imino-substituted DPP (dipeptidyl peptidase) organic pigment and synthesis method and application thereof
CN110791118A Synthesis method of pyrrolopyrrole diketone pigment derivative and application of pyrrolopyrrole diketone pigment derivative to prepared product
CN110499042A A kind of dione pyrrolo-pyrrole pigment derivative and application thereof and synthetic method
CN108250789A A kind of preparation method of paratonere 254
CN109912992A A kind of azo lake yellow pigment, preparation method and applications
CN107033341A A kind of organic pigment hyper-dispersant, Its Preparation Method And Use
CN106833005A A kind of method for preparing permeability azo organic pigment high
CN106699593A Rosin derivative and preparation method and application thereof
CN106752061A A kind of method and benzidine yellow pigment for preparing benzidine yellow pigment
CN106752064A A kind of method for preparing Chinese sand pigment and Chinese sand pigment