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XUAN YONGNAN

Overview
  • Total Patents
    17
About

XUAN YONGNAN has a total of 17 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets telecommunications, computer technology and control are SELECTECH LTD, GLOBLINK TECHNOLOGY INC and SYSTEMONIC AG.

Patent filings in countries

World map showing XUAN YONGNANs patent filings in countries

Patent filings per year

Chart showing XUAN YONGNANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xuan Yongnan 15
#2 Feng Suili 8
#3 Sheng Miao 1
#4 Zhao Li 1
#5 Liu Meishan 1
#6 Fengsuil 1
#7 Suili Feng 1
#8 Jichun Chen 1
#9 Xiangyu Chen 1
#10 Jingding Huang 1

Latest patents

Publication Filing date Title
CN103270887A Cordyceps militaris factory-like cultivation technology
CN101714045A Method for eliminating interference of heat-nonuniform plane on ultrasonic positioning
CN101639761A Data entry and processing method of handheld device
US2010303544A1 Method for increasing vehicle flow through an intersection
WO2009009926A1 Application of mouse in handheld electronic product
CN101017411A Application of mouse on hand-held electric product
CN1581047A System for concurrently-having hand-write video-text input and mouse functions
WO03040905A1 A system and method for inputting graphs and words
CN1437349A Enciphering and deciphering device for voice/data transmission
CN1429969A Internal combustion engine tail gas discharge control device and method
CN1429719A Optical device for preventing dazzle
CN1365198A Process method for high frequency signal receiving and transmitting
CN1303724A Air filtering dust-removing method and equipment
CN1304214A High-frequency signal receiving-transmitting method