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YANG YUNLIU

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    204,553
About

YANG YUNLIU has a total of 18 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are KANEDA SHIGEO, ZIGONG HONGHE CHEMICAL INDUSTRY CO LTD and YIXING YULONG ELECTRIC FURNACE COMPLETE EQUIPMENT CO LTD.

Patent filings in countries

World map showing YANG YUNLIUs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing YANG YUNLIUs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yang Yunliu 17
#2 Yang Yunlin 1

Latest patents

Publication Filing date Title
CN104474720A Wooden ox-gliding horse-bear battery-powered cat
CN104118548A Fixed sealed normal-pressure bathyscaphe
CN104009647A Thyristor voltage converter
CN103945585A Mutual choking magnetic oscillating coil
CN1457138A Angle differential transformer
CN1457030A Coloured crystal display devices
CN1364029A Visual telephone
CN1359238A Color television chrominance quantization system receiver
CN1369955A Electronic transformer
CN1356849A 8-sound resonant loudspeaker
CN1356769A Speed regualtion of AC motor
CN1356850A Integrated power amplifier
CN1295413A Same-frequency signal-emitting principle
CN1289208A Pulse image circuit and its making process
CN1289986A Bookmark-type reader
CN1289112A Sound card type double-sound track phonetic machine
CN1301113A Principle of image board set
CN1296360A Color television chrominance quantifying system and mirror type display