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DU HAIYAN

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    118,057
  • Filing trend
    ⇩ 100.0%
About

DU HAIYAN has a total of 14 patent applications. It decreased 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 machine tools, furniture and games and control are ZHANG NI, LI XIUHUA and HOT ALBUM TANSANSEN TABLET INC.

Patent filings in countries

World map showing DU HAIYANs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing DU HAIYANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Du Haiyan 14
#2 Liu Jie 1

Latest patents

Publication Filing date Title
CN107822387A A kind of presentation device for electric automobile teaching
CN107718115A A kind of traveling bag band cutting equipment
CN107552828A A kind of water pump vane processing drilling equipment
CN107442644A A kind of safe perforating device of water pump accessory
CN107159390A It is a kind of to collect the traditional Chinese medicine powder crushing device of medicinal material dust
CN107165027A A kind of town road repairing road roller
CN106955162A A kind of packaged type nursing in operating room device
CN106944904A A kind of five golden plate high efficiency rust removalling equipments
CN106880224A A kind of animation game promotional plate
CN106823888A A kind of quick mixing plant of vertical pitch
CN106577613A Experimental pesticide spraying device for transgenic plants
CN106784599A A kind of lithium ion battery production technology pole piece brush dust equipment
CN106070003A The highly cultural method of pig
CN105596573A Traditional Chinese medicine preparation for treating lobar pneumonia of children and preparation method of traditional Chinese medicine preparation