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CHANG LIU

Overview
  • Total Patents
    31
About

CHANG LIU has a total of 31 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SATO BENEC CO LTD, TONG WU and ITO KANICHI.

Patent filings in countries

World map showing CHANG LIUs patent filings in countries
# Country Total Patents
#1 China 31

Patent filings per year

Chart showing CHANG LIUs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Chang Liu 31
#2 Jianghai Liu 4
#3 Xiangdong Liu 2
#4 Xuenan Li 2
#5 Yi Hu 2
#6 Liwei Zhao 1
#7 Jie Sun 1
#8 Qingliang Chen 1
#9 Jinyi Wen 1
#10 Tao Lin 1

Latest patents

Publication Filing date Title
CN102717890A Amphibious take-off and landing aircraft with inflated pad and paraglider
CN102616457A Hazardous chemical storage and transportation box
CN102072355A Automatic water-saving device of water tap
CN101966087A Stethoscope (electronic stethoscope) with electronic sound amplification function
CN102453411A Paint with metallic luster
CN102453734A Method for producing lactic acid by glycerol
CN102453406A Moth-proof film material agent
CN102452686A High-efficiency battery negative electrode material
CN102453462A Method for preparing infrared radiated particles
CN102443488A Multifunctional decontaminating agent
CN102443499A Laundry detergent
CN102441362A Diatomite air humidity regulator
CN102429073A Ginger sugar
CN102168127A Method for detecting anglerfish seed source in fish product
CN101954629A Variable torsion wrench handle
CN101897540A Clothes support with positioning and wind preventing functions
CN102058074A Quick-freezing method of lotus root clamp
CN102058009A Tartary buckwheat ice cream
CN102058010A Walnut milk ice cream and production method thereof
CN101843430A Wind-proof clothes support