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HUANGSHAN ELECTRIC APPLIANCE CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    165,498
  • Filing trend
    ⇧ 200.0%
About

HUANGSHAN ELECTRIC APPLIANCE CO LTD has a total of 11 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets semiconductors and environmental technology are SHENGKAI SCIENCE & TECHNOLOGY, WANG HONGREN and TOMITA KAZUO.

Patent filings in countries

World map showing HUANGSHAN ELECTRIC APPLIANCE CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HUANGSHAN ELECTRIC APPLIANCE CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wang Rixin 8
#2 Xiang Jianhui 8
#3 Wang Min'An 7
#4 Huang Fuqiang 6
#5 Wang Xingjuan 6
#6 Ye Minqiang 5
#7 Rao Zugang 4
#8 Wang Min An 3
#9 Zheng Chunming 3
#10 Huang Yonghui 3

Latest patents

Publication Filing date Title
CN110518013A A kind of compound diode structure and its manufacturing method with Ultrafast recovery characteristic
CN110429131A A kind of planar gate device architecture and its manufacturing method with high switching speed
CN109979990A A kind of thyristor chip junction termination structures
CN108565293A A kind of rectifier diode chip
CN108766997A A kind of trench-gate device structure and its manufacturing method with current-carrying subpool
CN108598007A A kind of method of aluminium oxide or aluminium nitride ceramic substrate surface metalation
CN107403844A A kind of rectifier diode chip structure and preparation method thereof
CN105552118A Trench gate structure for power device and fabrication method of trench gate structure
CN104952909A Junction terminal structure of diode chip
CN104934464A Junction termination structure of thyristor chip
CN104347686A Thyristor chip with high-current increasing rate