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TONGWEI SOLAR (HEFEI) CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    49,553
  • Filing trend
    ⇩ 100.0%
About

TONGWEI SOLAR (HEFEI) CO LTD has a total of 32 patent applications. It decreased the IP activity by 100.0%. 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, semiconductors and surface technology and coating are CHANGZHOU SHICHUANG ENERGY TECH LIMITED CORPORATION, JA SOLAR CO LTD and DZS SOLAR JIANGSU CO LTD.

Patent filings in countries

World map showing TONGWEI SOLAR (HEFEI) CO LTDs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

Chart showing TONGWEI SOLAR (HEFEI) CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Guanlun 15
#2 Su Shijie 7
#3 Zhang Yuqian 6
#4 Chang Qing 6
#5 Wu Junmin 5
#6 Hu Jing 5
#7 Zha Zhijun 4
#8 Yan Tao 4
#9 Chen Shiqin 3
#10 Li Liangliang 3

Latest patents

Publication Filing date Title
CN111162028A Device for sorting battery pieces on line
CN107195573A It is a kind of to reduce the SCHMID etching grooves and its application method of acid consumption
CN107190327A It is a kind of to improve the method for wool-weaving machine fluid infusion uniformity
CN107146825A The method and substep printing polycrystalline cell piece of a kind of substep printing polycrystalline cell piece
CN107081958A The positive electrode half tone and its application method of a kind of cost efficiency
CN107177890A The etching method and cell piece preparation technology of a kind of Buddha's warrior attendant wire cutting polysilicon chip
CN106992229A A kind of PERC cell backsides passivation technology
CN107039560A A kind of low solar panel sintering process of pollution rate
CN106992227A A kind of solar panel water film in etching technique
CN107090594A A kind of sealing device for depressurizing diffusion furnace fire door
CN107046072A A kind of polycrystalline process for etching for improving the solar panel matte uniformity
CN107086176A The low surface concentration of one kind diffusion puies forward effect technique
CN106848004A A kind of solar panel etching technics for preventing EL from polluting
CN107090595A It is a kind of to reduce the solar cell dies etching technique of NOx emission
CN106712718A Detection equipment of lighting rate of solar cell panel
CN106683741A Solar cell production process using net-knot-free printing
CN106370001A Sintering furnace zone with solar cell edge-breakage-prevention function
CN106206861A A kind of solar battery sheet diffusion technique
CN106252427A A kind of five main grid structure solar battery sheets
CN106206821A A kind of twice print structure reducing shading lifting depth-width ratio