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WENZHENG ZHANG

Overview
  • Total Patents
    12
About

WENZHENG ZHANG has a total of 12 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are XIAN DAOHENG TRANSP EQUIPMENT CO LTD, IRON & STEEL GENERAL INST MINISTRY METALLURGICAL IND and MASINI CONST.

Patent filings in countries

World map showing WENZHENG ZHANGs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing WENZHENG ZHANGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Wenzheng Zhang 12
#2 Zhe Wang 10
#3 Shun Zhang 8
#4 Yanai Che 3
#5 Yibing Xue 3

Latest patents

Publication Filing date Title
CN102777938A Warm air furnace
CN101886830A Fire-gathering reflective energy-saving cover
CN101832701A Organic fertilizer dryer
CN102109226A Heat exchange device with solar heat collection pipe
CN102109168A Energy-saving burner with fire accumulation and reflection functions
CN102109188A Fire accumulation cover of burner
CN102109229A Solar heat-insulating dust ring
CN102109230A Solar energy heat collecting tube
CN101539303A Radiator steam combustion-supporting energy-saving device
CN101762093A Water seepage preventer for vacuum tube solar water heaters
CN101749869A Heat exchange device of vacuum tube solar collector
CN1632412A High performance solar water heater