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TONGWEI SOLAR HEFEI CO LTD

Overview
  • Total Patents
    135
  • GoodIP Patent Rank
    10,604
  • Filing trend
    ⇧ 484.0%
About

TONGWEI SOLAR HEFEI CO LTD has a total of 135 patent applications. It increased the IP activity by 484.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, semiconductors and surface technology and coating are ASTRONERGY SOLAR CO LTD, TAIZHOU ZHONGLAI OPTOELECTRONICS TECH CO LTD and SUZHOU TALESUN SOLAR TECH CO LTD.

Patent filings in countries

World map showing TONGWEI SOLAR HEFEI CO LTDs patent filings in countries
# Country Total Patents
#1 China 135

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 Xie Yi 52
#2 Zhang Zhongwen 50
#3 Zhang Guanlun 47
#4 Xie Taihong 42
#5 Zhou Dan 38
#6 Yu Bo 29
#7 Yang Lei 29
#8 Zhang Peng 29
#9 Chang Qing 21
#10 Yin Bingwei 17

Latest patents

Publication Filing date Title
CN111647866A Edge electric field improving structure, carrier plate monomer and carrier plate
CN111416002A Silicon nitride film layer on back of battery, PERC battery and preparation method
CN111446323A PERC double-sided battery and manufacturing method and packaging process thereof
CN111207593A Sintering-improved high-support-point furnace belt thimble
CN111081819A Damage-preventing cutting method and device for solar cell
CN111089493A Cleaning method for solar cell annealing furnace pipe
CN110983301A High-frequency automatic plating supplementing method for P equipment of coated pipe
CN110943146A Film coating method and manufacturing method of PERC solar cell and PERC solar cell
CN110993733A Photovoltaic module manufacturing method
CN110911517A Novel interconnected material welds area
CN110828586A Crystalline silicon battery, photovoltaic module and photovoltaic power generation system
CN110931601A Method for improving PID (proportion integration differentiation) resistance of crystalline silicon solar cell
CN110718600A Heterojunction battery and subassembly packaging structure thereof
CN110648893A Novel electrode structure for graphite boat and graphite boat thereof
CN110690297A P-type tunneling oxide passivation contact solar cell and preparation method thereof
CN110660874A Auxiliary grid electrode and solar cell
CN110534604A A kind of solar components encapsulating structure
CN110504333A A kind of " Z " word figure notching construction suitable for thin slice PERC battery
CN110464173A A kind of solar cell piece displaying device
CN110492844A A kind of photovoltaic module reliability checking method