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CHANGCHUN APPLIED CHEMISTRY

Overview
  • Total Patents
    2,578
  • GoodIP Patent Rank
    3,707
About

CHANGCHUN APPLIED CHEMISTRY has a total of 2,578 patent applications. Its first patent ever was published in 1985. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, macromolecular chemistry and polymers and semiconductors are SOLARMER ENERGY INC, WANG CHANGSHENG and KOGYO GIJUTSUIN.

Patent filings per year

Chart showing CHANGCHUN APPLIED CHEMISTRYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Xuesi 190
#2 Wang Xianhong 90
#3 Zhuang Xiuli 89
#4 Xuesi Chen 71
#5 Zhang Xuequan 69
#6 Zhang Chunyu 57
#7 Wang Fusong 56
#8 Ding Jianxun 55
#9 Bi Jifu 53
#10 Dai Quanquan 52

Latest patents

Publication Filing date Title
CN105330828A Polyester elastomer, preparation method thereof and flexibilizer
CN105294851A Basic fibroblast growth factor (bFGF) specifically bound with chitin as well as coding gene, preparation method and application thereof
CN105285643A Preparation method of ginsenoside beverage
CN105348523A Polyaniline nano-fiber and preparation method thereof
CN105295039A Dendritic polyaniline nanofiber and preparation method thereof
CN105288624A Coordination polymer nanodot simultaneously used for nuclear magnetism imaging and photothermal therapy and preparation method thereof
CN105336865A High-electrical-conductivity polymer composite electrode and preparation method thereof
CN105336933A Method for improving low-temperature performance of lithium sulphur battery
CN105294962A Preparation method for monodisperse body boron nitrogen-doped resin high-molecular sphere and preparation method for monodisperse body boron nitrogen-doped resin matrix carbon sphere
CN105273188A Autocatalysis preparation method of copolymer benzoxazine-resin polymer sphere and autocatalysis preparation method of resin-based carbon sphere
CN105215071A A kind of extrusion die with lubricating system
CN105297166A Polyimide fiber and preparation method thereof
CN105297165A Polyimide fiber and preparation method thereof
CN105218810A A kind of antibacterial super slippery medical material and preparation method thereof and antibacterial super slippery urethral catheter
CN105348201A Hydroxyl-containing benzimidazole diamines and preparation method thereof
CN105237547A Preparation method of hydroxyl-containing benzoxazole diamine
CN105289339A Antibacterial ultrafiltration membrane, preparation method thereof and membrane regeneration method
CN105255416A Room-temperature curing epoxy adhesive and preparation method thereof
CN105343902A Paramagnetic metal complex using aspartic acid-valine copolymer as carrier, preparation method of paramagnetic metal complex and magnetic resonance imaging contrast agent
CN105343901A Paramagnetic metal complex using aspartic acid-isoleucine copolymer as carrier, preparation method of paramagnetic metal complex and magnetic resonance imaging contrast agent