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QINGDAO HISENSE HITACHI AIR CONDITIONING SYSTEM CO LTD

Overview
  • Total Patents
    563
  • GoodIP Patent Rank
    3,227
  • Filing trend
    ⇧ 25.0%
About

QINGDAO HISENSE HITACHI AIR CONDITIONING SYSTEM CO LTD has a total of 563 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets thermal processes, environmental technology and control are QINGDAO HAIER AIR CONDITIONER ELECTRIC CO LTD, CHINA YANGZI GROUP CHUZHOU YANGZI AIR CONDITIONER and HISENSE-KELON ELECTRICAL HOLDINGS CO LTD.

Patent filings in countries

World map showing QINGDAO HISENSE HITACHI AIR CONDITIONING SYSTEM CO LTDs patent filings in countries
# Country Total Patents
#1 China 563

Patent filings per year

Chart showing QINGDAO HISENSE HITACHI AIR CONDITIONING SYSTEM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Yang 41
#2 Liu Min 38
#3 Li Yajun 36
#4 Li Conglai 34
#5 Jiao Xiaolong 34
#6 Li Xizhi 31
#7 Deng Yuping 29
#8 Wang Yuanpeng 28
#9 He Chengjun 26
#10 Zhang Jixue 26

Latest patents

Publication Filing date Title
CN112283809A Outdoor air conditioner
CN112283791A Air conditioner and control method of flow valve
CN112283794A Indoor air conditioner and fin production method
CN112228972A Multi-split air conditioning system
CN112212408A Indoor unit of air conditioner
CN112212416A Air conditioner and control method thereof
CN112229086A Air conditioner
CN112212502A Directly-heated heat pump hot water system
CN112268357A Air conditioner communication control circuit and air conditioner
CN112283872A Air conditioner and method for detecting indoor unit
CN112161312A Multi-split air conditioner floor heating centralized control system
CN112128120A Ultra-thin indoor unit
CN112128853A Air conditioner
CN112050299A Air conditioner
CN112050399A Air conditioner
CN112050297A Ultra-thin indoor unit
CN112050298A Heat exchanger and air conditioner
CN112032837A Air conditioner and air outlet control method thereof
CN112032855A Outdoor machine of air conditioner
CN112032938A Air conditioning system