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SONG XUEDONG

Overview
  • Total Patents
    26
About

SONG XUEDONG has a total of 26 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States and China. Its main competitors in its focus markets medical technology, measurement and machines are UNDERCOVER COLORS INC, WUHU SENAICHI BIOTECHNOLOGY CO LTD and HIGO YAKICHI.

Patent filings in countries

World map showing SONG XUEDONGs patent filings in countries
# Country Total Patents
#1 United States 25
#2 China 1

Patent filings per year

Chart showing SONG XUEDONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Song Xuedong 26
#2 Yang Kaiyuan 4
#3 Wei Ning 4
#4 Takeuchi James M 3
#5 Cheng Fuliang 2
#6 Bageant Maia 2
#7 Ranganathan Sridhar 2
#8 Goeders Karen Meloy 2
#9 Martin Stephanie M 2
#10 Phillips Ronnie L 1

Latest patents

Publication Filing date Title
US2013158492A1 Absorbent Article With Moisture Indicator
US2013066289A1 Wetness indicator having varied hues
US2012143160A1 Color-changing composition
US2012203190A1 Feminine care absorbent article for use in warm climates
US2012042722A1 Dehydration sensors with ion-responsive and charged polymeric surfactants
US2011015599A1 Multiple component materials having a color-changing composition
US2011144603A1 Aqueous-triggered color-appearing inks
US2010062543A1 Polyelectrolytic internal calibration system of a flow-through assay
US2011015598A1 Color-changing materials and multiple component materials having a color-changing composition
US2010030173A1 Absorbent products with wetness sensors
US2010290948A1 Absorbent articles capable of indicating the presence of urinary tract infections
US2010159611A1 Hydration/dehydration sensor
US2010159599A1 Lateral-flow porous membrane assay with flow rate control
US2010145294A1 Three-dimensional vertical hydration/dehydration sensor
US2010114047A1 Absorbent articles with impending leakage sensors
US2009155122A1 Multi-layered devices for analyte detection
US2009157023A1 Urine volume hydration test devices
US2009157025A1 Wetness sensors
US2008266117A1 Sensors and disposable articles that contain the sensors
US2007238102A1 Enzymatic detection techniques