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YANTAI XIANHUA CHEM TECH CO LTD

Overview
  • Total Patents
    81
  • GoodIP Patent Rank
    18,976
  • Filing trend
    ⇧ 100.0%
About

YANTAI XIANHUA CHEM TECH CO LTD has a total of 81 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and semiconductors are ZHEJIANG UIVOLED PHOTOELECTRIC TECH CO LTD, ZHEJIANG HONGWU TECH CO LTD and ZHEJIANG HUAXIAN OPTOELECTRONIC TECH CO LTD.

Patent filings in countries

World map showing YANTAI XIANHUA CHEM TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing YANTAI XIANHUA CHEM TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Feng Peichuan 74
#2 Hu Lingfeng 43
#3 Chen Yue 41
#4 Xing Qifeng 38
#5 Chen Yili 26
#6 Shi Ziqian 24
#7 Sun Wei 20
#8 Fang Fengmei 16
#9 Yin Huan 14
#10 Ma Feng 11

Latest patents

Publication Filing date Title
CN112159361A Electron transport material, organic electroluminescent device and display device
CN112250640A Compound, luminescent layer main body material and organic electroluminescent device
CN112143508A Liquid crystal compound with negative dielectric anisotropy, liquid crystal composition and liquid crystal display device
CN112125813A Compound, hole transport material and organic electroluminescent device
CN112159326A Compound, luminescent layer dye material and organic electroluminescent device
CN111978329A Compound, hole transport material, organic electroluminescent device and display device
CN112125873A Compound, hole transport material, organic electroluminescent device and display device
CN112174918A Compound, hole transport material, organic electroluminescent device and display device
CN112125892A Compound, electron transport material and organic electroluminescent device
CN112125861A Compound, electron transport material and organic electroluminescent device
CN111909188A Compound, luminescent material and organic electroluminescent device
CN111732956A Negative liquid crystal composition with excellent low-temperature storage and display performance and application thereof
CN111732530A Compound, hole transport material, organic electroluminescent device and display device
CN111607412A High-gradient fast-response negative dielectric anisotropy liquid crystal composition and application thereof
CN111574405A Diene negative liquid crystal compound and preparation method and application thereof
CN111575022A Negative liquid crystal composition with terminal alkene structure and application thereof
CN111635415A Compound, electron transport material and organic electroluminescent device
CN111635355A Compound, hole transport material and organic electroluminescent device
CN111635392A Compound, hole transport material and organic electroluminescent device
CN111548353A Organic light-emitting material and organic electroluminescent device