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QINGDAO TOPSCOMM COMMUNICATION CO LTD

Overview
  • Total Patents
    220
  • GoodIP Patent Rank
    6,629
  • Filing trend
    ⇧ 116.0%
About

QINGDAO TOPSCOMM COMMUNICATION CO LTD has a total of 220 patent applications. It increased the IP activity by 116.0%. Its first patent ever was published in 2015. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, electrical machinery and energy and environmental technology are NINGBO SANXING MEDICAL ELECTRIC CO LTD, ZHEJIANG HENGYE ELECT CO LTD and JIANGSU HEWANGYUAN ELECTRIC CO LTD.

Patent filings in countries

World map showing QINGDAO TOPSCOMM COMMUNICATION CO LTDs patent filings in countries

Patent filings per year

Chart showing QINGDAO TOPSCOMM COMMUNICATION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fan Jianhua 78
#2 Li Wei 66
#3 Zhang Jian 64
#4 Wu Xuemei 64
#5 Cheng Yanyan 63
#6 Lin Zhichao 63
#7 Ye Qi 63
#8 Lu Feng 63
#9 Xu Pengfei 46
#10 Diao Ruipeng 45

Latest patents

Publication Filing date Title
CN112271912A Active damping method for inhibiting dead zone harmonic waves on low-voltage side of power electronic transformer
CN112260774A SD card-based low-voltage power line carrier communication noise injection system
CN112260724A Medium-voltage power line carrier dynamic networking method
CN112270822A Real-time communication method applied to converter and mixed-loading multi-protocol water-gas-heat meter
CN112260978A Communication method between active unbalance compensation devices
CN112285489A Fault indicator fault positioning method based on feature fusion and model fusion
CN112290655A Low-power solar panel energy storage control system applied to fault indicator
CN112180138A Intelligent current transformer
CN112272048A Network port locking method applied to medium-voltage carrier communication equipment
CN112261515A Optical fiber breakpoint splicing method based on medium-voltage carrier
CN112260773A Medium-voltage carrier communication equipment testing device based on bus communication
CN112202456A Turbo decoding method for broadband power line carrier communication
CN112217213A Resonance point real-time calculation method based on APF device
CN112291174A Peak-to-average power ratio restraining method applied to medium-voltage carrier communication
CN112217401A Magnetic isolation power supply communication scheme based on digital modulation technology for electric energy meter
CN112187795A High-speed medium-voltage carrier encryption transparent transmission device
CN112180214A Line-to-line relation recognition device free of power failure operation
CN112215479A Electric meter anti-electricity-stealing analysis method based on self-adaptive shrinkage ridge regression
CN112230180A Signal source phase modulation method of electric energy meter calibrating device based on FPGA
CN112180316A Electric energy meter metering error analysis method based on adaptive shrinkage ridge regression