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TSINGHUA TONGFANG ARTIFICIAL ENV CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    79,729
  • Filing trend
    ⇩ 42.0%
About

TSINGHUA TONGFANG ARTIFICIAL ENV CO LTD has a total of 21 patent applications. It decreased the IP activity by 42.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets thermal processes, environmental technology and chemical engineering are LENNOX IND LLC, Jiangsu yongsheng air conditioner co ltd and HUANG GUOHE.

Patent filings in countries

World map showing TSINGHUA TONGFANG ARTIFICIAL ENV CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing TSINGHUA TONGFANG ARTIFICIAL ENV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Changlu 5
#2 Ning Wei 5
#3 Han Xiaoming 5
#4 Wang Qingping 5
#5 Yang Liangguo 4
#6 Zhao Lian 4
#7 Han Linjun 4
#8 Yang Qingwei 2
#9 Liu Fucheng 2
#10 Zhao Jian 2

Latest patents

Publication Filing date Title
CN111365953A Full-automatic energy-saving heat pump dehumidification drying system
CN111288559A Frequency conversion control method of direct refrigeration type magnetic suspension air conditioning unit
CN111238006A Control system and control method suitable for water source heat pump unit
CN111189108A Direct refrigeration type magnetic suspension variable frequency air conditioning unit
CN109751912A A kind of defrosting dust cleaner for mine for air exhaustion heat-recovery heat pump set heat exchange device
CN109654778A A kind of adding and subtracting load control method of modular air source heat pump system
CN107576195A A kind of warming heat pump dehumidification drying device
CN107588580A A kind of straight-expansion type air conditioner system of the balanced liquid separation of energy
CN109269166A A kind of heat pump system winter shuts down antifreeze control method
CN109210919A A kind of recovery type heat pump drying system
CN108731321A A kind of defrosting control method of air source heat pump system
CN107990592A A kind of liquid concentration heat pump unit with heat recovery function
CN107638707A One kind is with electrically driven (operated) heating-cooling double-effect pump type heat liquid medicine concentration device
CN107461959A A kind of heat pump assembly suitable for wood conditioning room
CN106839525A The wind heat exchanger structure and its control method of a kind of air cooled heat pump modular chiller
CN106802007A A kind of water cooled chiller of use single machine compression with double stage centrifugal compressor
CN106802028A A kind of flooded evaporator for centrifugal leaving water temperature water cooled chiller high
CN106802027A A kind of composite wind-cooled fin-tube type heat exchanger structure
CN106642408A Electric heating water collecting tray for air source heat pump unit
CN106288517A A kind of heat pump utilizing rail vibration and frictional energy