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SICHUAN CHANGHONG AIR CONDITIONING CO LTD

Overview
  • Total Patents
    239
  • GoodIP Patent Rank
    6,978
  • Filing trend
    ⇧ 200.0%
About

SICHUAN CHANGHONG AIR CONDITIONING CO LTD has a total of 239 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets thermal processes, environmental technology and computer technology are QINGDAO HAIER AIR-CONDITIONER ELECTRIC CO LTD, HISENSE (SHANDONG) AIR-CONDITIONING CO LTD and QINGDAO HAIER AIR CONDITIONER ELECTRIC CO LTD.

Patent filings in countries

World map showing SICHUAN CHANGHONG AIR CONDITIONING CO LTDs patent filings in countries
# Country Total Patents
#1 China 239

Patent filings per year

Chart showing SICHUAN CHANGHONG AIR CONDITIONING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yuefeng 117
#2 Zhang Di 45
#3 Yang Tao 31
#4 Gao Xiangjun 28
#5 Xia Peijun 21
#6 Li Leixin 21
#7 Dong Wei 20
#8 Qiu Mingyou 18
#9 Lin Zhiqiang 17
#10 Wang Jinlong 12

Latest patents

Publication Filing date Title
CN112254277A Music air conditioner and control method thereof
CN112082213A Outdoor machine of air conditioner
CN112032919A Refrigerant cooling and condensation preventing control method for air conditioner variable frequency drive board
CN111911453A Cross flow wind wheel structure of air conditioner
CN111895616A Switch for controlling on-off of air conditioner functional module circuit and mounting structure thereof
CN111956027A System for be used for bed clothes temperature control
CN112015210A Bedding temperature control system based on thermal resistance temperature measurement
CN111930210A Temperature control method of desktop computer case based on compressor cooling
CN111895635A Air guide control method of cabinet air conditioner
CN111895508A Full-automatic air guide structure of cabinet air conditioner
CN111829137A Method and system for identifying mixed air fault of air conditioning system
CN111881605A Automatic optimization design method for variable frequency air conditioner compressor pipeline
CN111781417A Zero-crossing detection circuit and method
CN111594719A Liquid storage device clamp support mounting structure and application thereof
CN111710034A Method and system for simulating air output quantity in louver of outdoor unit of air conditioner
CN111664539A Multi-mode air supply control method for variable frequency air conditioner
CN111664562A Air conditioner performance matching test method and system
CN111648964A Air suction pipeline structure for air conditioner compressor
CN111639455A Vibration simulation method for piping of variable-frequency air conditioner compressor
CN111651925A Method and system for identifying low-frequency noise sound source of air conditioner pipeline