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LIU HONGJUN

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    62,191
  • Filing trend
    ⇩ 91.0%
About

LIU HONGJUN has a total of 41 patent applications. It decreased the IP activity by 91.0%. Its first patent ever was published in 1991. It filed its patents most often in China and United States. Its main competitors in its focus markets electrical machinery and energy, macromolecular chemistry and polymers and environmental technology are ZHENGZHOU SIBIAN SCIENCE AND TECH CO LTD, GUO XIUZHEN and LI BAOJI.

Patent filings in countries

World map showing LIU HONGJUNs patent filings in countries
# Country Total Patents
#1 China 40
#2 United States 1

Patent filings per year

Chart showing LIU HONGJUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Hongjun 37
#2 Liu Hongjun Peng 2
#3 Sun Yufei 2
#4 Song Jingxin 2
#5 Chen Junfeng 2
#6 Liu Bowen 2
#7 Zhang Aifen 2
#8 Hongjun Liu 2
#9 Liang Guobin 1
#10 Liu Cuixia 1

Latest patents

Publication Filing date Title
CN110236101A A kind of preparation process of macaroni
CN110131372A Belt of oil pumping machine quick-replaceable adjusts device and application method
CN111461153A Crowd characteristic deep learning method
CN111460245A Multi-dimensional crowd characteristic measuring method
CN108612502A A kind of production tree easy to assembly, fixation and operating method
CN109896701A Immersion sewage-treatment plant
CN109896953A Production of ethyl technique
CN109896597A The technique of electrolysis method processing nickel cobalt sewage
CN109896541A A kind of preparation method of ultrafine cuprous oxide powder
CN109897398A A kind of preparation method of modified calcium carbonate powder
CN107913330A A kind of plaster for treating mammary gland disease
CN108074677A A kind of waterproof, anti-breaking cable preparation method
CN108091447A The cable preparation method that Yi Zhong Pit are stretched
CN107895612A A kind of bilayer is anticorrosive, high intensity cable preparation method
CN107839874A Multi-rotor aerocraft and control method
CN107813932A Aircraft and flying vehicles control method
CN107658514A A kind of lithium battery management module of new-energy automobile
CN106276807A A kind of gas buffer oxygenerator that can be used for mask and mask
CN105030335A Neurosurgical monitoring and microscopic operation device
CN104547597A Traditional Chinese medicine for treating lung meridian accumulated heat type allergic rhinitis