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ZHANG WENHU

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    176,290
  • Filing trend
    0.0%
About

ZHANG WENHU has a total of 20 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1993. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets electrical machinery and energy, computer technology and basic materials chemistry are ZHENG SHI-SONG, YUYAO AMBER LAMP CO LTD and SHANGYOU JIAYI LIGHTING PRODUCT CO LTD.

Patent filings per year

Chart showing ZHANG WENHUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Wenhu 19
#2 Fu Jiaxuan 1
#3 Gan Hailin 1
#4 Chen Jia 1
#5 Wenhu Zhang 1
#6 Yu Wentao 1
#7 Zheng Qiuhua 1
#8 Wang Ziyu 1

Latest patents

Publication Filing date Title
CN108471527A A kind of scan-type full angle bore hole 3D display technology
CN104927884A Apparatus for producing combustible gas by catalytically pyrolyzing refuse and method thereof
CN104927883A Heat-accumulation coke knocker
CN104927927A Condensation decoking device
CN104081928A Straw recycling device and combine harvesting device
CN103793528A Method and device for obtaining network addresses
CN103810289A Method and device for expressing URL
US2014369060A1 LED Signal Lamp
CN103292238A LED steering lamp and production method thereof
WO2014015599A1 Led signal lamp
CN102818212A Light tower
US2012230044A1 Fluorescence-like LED illumination unit and applications thereof
WO2008006289A1 Led circular projector lamp
CN1263930A Equipment for preparing combustible gas by catalytic cracking of plant material
CN1098764A Storage-type underground data measuring and acquisition system