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TONG YUHUA

Overview
  • Total Patents
    16
About

TONG YUHUA has a total of 16 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States and China. Its main competitors in its focus markets optics, macromolecular chemistry and polymers and chemical engineering are ZHENJIANG LONGWEI PREC PARTS CO LTD, ENOKI SHIGEKAZU and MURAKAMI TSUYOSHI.

Patent filings in countries

World map showing TONG YUHUAs patent filings in countries
# Country Total Patents
#1 United States 15
#2 China 1

Patent filings per year

Chart showing TONG YUHUAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tong Yuhua 16
#2 Wu Jin 7
#3 Grabowski Edward F 5
#4 Cherniack Helen R 4
#5 Belknap Nancy L 4
#6 Livecchi Marc J 3
#7 Chen Cindy C 1
#8 Yu Robert C U 1
#9 Vandusen Susan M 1
#10 Pietrantoni Dante M 1

Latest patents

Publication Filing date Title
CN103584868A Method for measuring retinal blood vessel diameter and thickness of vessel wall
US2012201580A1 Metallic nanoparticle reinforced polyimide for fuser belt with high thermal conductivity
US2012196216A1 Photoconductor undercoat layer
US2012148316A1 Silane-containing polyamideimide intermediate transfer members
US2012119160A1 Transparent intermediate transfer members containing zinc oxide, polyarylsulfone, and polyetheramine
US2012088872A1 Sulfonamide-doped undercoat for imaging device
US2012052428A1 Pentanediol ester containing photoconductors
US2011269062A1 Phosphate containing photoconductors
US2011177439A1 Curl-free flexible imaging member and methods of making the same
US2010316410A1 Photoreceptor interfacial layer
US2010310977A1 Charge blocking layer and coating solution for forming the same
US2010297543A1 Interfacial layer and coating solution for forming the same
US2010239966A1 Coating dispersion for optically suitable and conductive anti-curl back coating layer
US2008057424A1 Overcoat for electrophotographic imaging member and methods of making and using same