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SUN QINFANG

Overview
  • Total Patents
    12
About

SUN QINFANG has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States. Its main competitors in its focus markets digital networks, measurement and telecommunications are COHDA WIRELESS PTY LTD, DIAZ FUENTE VICENTE and SUZHOU SOUNDTECH OCEANIC INSTR CO LTD.

Patent filings in countries

World map showing SUN QINFANGs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing SUN QINFANGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Sun Qinfang 12
#2 Yeh Wen-Chang 3
#3 Shi Kai 2
#4 Gilbert Jeffrey M 2
#5 Chen Ho-Chung 2
#6 Tehrani Ardavan Maleki 2
#7 Choi Won-Joon 2
#8 Zhou Hao 2
#9 Huang Justin 1
#10 Cheng Hao-Jen 1

Latest patents

Publication Filing date Title
US2013070607A1 WiFi distance measurement using location packets
US2011181468A1 Digital front end in system simultaneously receiving GPS and GLONASS signals
US8335283B1 Weak signal detection in wireless communication systems
US2010013706A1 Digital front end for a satellite navigation receiver
US2009079627A1 High sensitivity GPS receiver
US8059734B1 MIMO equalization for wireless communication systems
US8144683B1 High throughput fine timing
US9253742B1 Fine timing for high throughput packets