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LIU YONGFENG

Overview
  • Total Patents
    67
  • GoodIP Patent Rank
    36,233
  • Filing trend
    ⇩ 33.0%
About

LIU YONGFENG has a total of 67 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1996. It filed its patents most often in China and United States. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and digital networks are LIGHTSOURCES INC, SHANGHAI RADIALL ELECTRONIC CO LTD and LIGHT SOURCES INC.

Patent filings in countries

World map showing LIU YONGFENGs patent filings in countries
# Country Total Patents
#1 China 63
#2 United States 4

Patent filings per year

Chart showing LIU YONGFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Yongfeng 67
#2 Wu Libin 32
#3 Huang Guangzhi 5
#4 Hao Yiting 2
#5 Liu Bin 2
#6 Liu Jie 2
#7 Gu Huazhong 2
#8 Wen Dejian 2
#9 Yuan Jiangtao 2
#10 Liu Yongqing 2

Latest patents

Publication Filing date Title
CN111467066A Intelligent toothbrush
CN109102034A Text plays the accurate matching method and computer storage medium of walnut
CN108743979A A kind of stomach color ultrasound imaging assistant
CN108051819A A kind of deep water rescue mode
CN108096739A A kind of deep well rescue device for adapting to various postures
CN107902772A Oxygenation, water circle device of removing contamination
CN106737639A Multi-functional deep well rescue device
CN106126759A A kind of intelligence is checked card data interactive method
CN106358049A Video playback method
CN106343698A Intelligent backpack
CN106360819A Smart sports underwear
CN106213655A A kind of health monitoring baby's boots
CN106136339A A kind of intelligent alarm clock socks
CN106242145A A kind of desulfurization wastewater reverse osmosis reconcentration device
CN106348510A Thermal power plant desulfurization wastewater electrodialysis reconcentrator
CN106115992A A kind of electrodialytic desalination device
CN106302774A A kind of intelligent vehicle-carried video communication network
CN106145466A A kind of electrodialytic desalination method
CN106253489A A kind of wireless power adapter
CN106303246A Real-time video acquisition methods based on Virtual Realization