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ZHANG ZHENGWEN

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    153,902
  • Filing trend
    ⇩ 50.0%
About

ZHANG ZHENGWEN has a total of 11 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, digital networks and it methods for management are ZHEJIANG SHENDE NEW ENERGY CO LTD, ENTIRE TECHNOLOOGY CO LTD and KARIZHENSKIJ EVGENIJ YA.

Patent filings in countries

World map showing ZHANG ZHENGWENs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Zhengwen 11
#2 Tan Bifen 3
#3 Mark Pinter 2
#4 Zhu Li 1

Latest patents

Publication Filing date Title
CN111637647A Solar energy spotlight reflector with secondary correction function
CN111121310A Long-array double-shaft tracking heat pipe trough type solar heat collector
CN110319602A A kind of High Efficiency Thermal tubular type heat transfer double-axis tracking light-concentrating solar heat-collection device
CN109489265A A kind of high stability solar collecting device
CN108224791A A kind of high energy efficiency solar focusing collection device
CN106899698A A kind of across chain mutual operation method between block chain
CN108302808A A kind of free of sun tracking energy focusing collector
CN106016793A Trough type solar support based on principle of gravity and mounting method of support
CN105660956A Preparation method of high-mountain tartary buckwheat tea
CN106958954A A kind of solar energy high-temperature heat collection pipe with reflective insulation cover and support frame
CN106524531A Explosion-proof solar trough type concentrating system free of debugging during mounting and free of hot bending and manufacturing method thereof