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YIAN FENG

Overview
  • Total Patents
    49
About

YIAN FENG has a total of 49 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are POPOV VADIM A, GUOSHAN HOU and SYSTEC KK.

Patent filings in countries

World map showing YIAN FENGs patent filings in countries
# Country Total Patents
#1 China 49

Patent filings per year

Chart showing YIAN FENGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yian Feng 49

Latest patents

Publication Filing date Title
CN102720646A Pressure slow-release device of compressed air jet-powered car
CN102645089A High EER (Energy Efficiency Ratio) biomass vacuum drier
CN102636869A Composite plane groove type condenser with high light condensation times and uniform condensation uniformity
CN102619710A Air compression type non-turbo jet engine or automobile
CN102497124A Method for forming inverter power supply by AC-DC (alternating current-direct current) power supply zero resistance in series-parallel connection
CN102412730A Half-wave voltage combined inverted power supply
CN102497122A Method for forming inverter power supply by connecting anode of direct-current power supply with alternating-current power supply serially
CN102497123A Method for forming inverter power supply by connecting anodes of direct-current power supply with alternating-current power supply serially
CN102496963A Method for forming grid connection of inverter power supply by AC-DC series and parallel circuit
CN102496951A Half-wave resistant type inverter power supply
CN102374611A Method for achieving high efficiency-energy ratios of air conditioners and heat pumps
CN102425894A Method for manufacturing high-efficiency air conditioner and heat pump controller
CN102351261A Communicating vessel heat exchanger
CN102435053A Drying method using own evaporated gas to perform thermal cycle
CN102363531A Heat circulating energy-saving low-cost seawater desalting method
CN102362573A Method for coloring and painting fruit by adopting gradient change of illumination intensity
CN102400870A Method for realizing similar tower type light-gathering power generation by reflecting mirror arrangement of inclined surface
CN102364371A Small or Fresnel heliostat condensing system
CN102419058A Method by utilizing waste heat to realize combined cold-heat production
CN102193122A Similar paraboloid type composite circular table reflecting surface