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SUMITOMO OSAKA CEMENT CO LTD

Overview
  • Total Patents
    4,978
  • GoodIP Patent Rank
    1,045
  • Filing trend
    0.0%
About

SUMITOMO OSAKA CEMENT CO LTD has a total of 4,978 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1989. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets optics, environmental technology and materials and metallurgy are NITTO DENKO CORPORATIO, LAM DUHANE and RUYUAN DONG YANG GUANG MAT CO LTD.

Patent filings per year

Chart showing SUMITOMO OSAKA CEMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ichikawa Junichiro 267
#2 Sugamata Toru 211
#3 Miyazaki Norikazu 183
#4 Miyazaki Tokuichi 159
#5 Kataoka Toshio 139
#6 Shigeru Keijiro 128
#7 Kinoshita Noboru 127
#8 Kosakai Mamoru 125
#9 Konishi Masayoshi 106
#10 Kanai Kensuke 104

Latest patents

Publication Filing date Title
WO2021065624A1 Optical waveguide element
WO2021060088A1 Optical modulator and optical transmission device using same
WO2021060087A1 Optical modulator and optical transmission device using same
WO2021025158A1 Optical modulator and optical transmission device using same
WO2021002459A1 Titanium oxide powder and method for producing same, and dispersion and cosmetics using same
WO2021002456A1 Titanium oxide powder, and dispersion and cosmetics using same
WO2021002466A1 Titanium oxide powder, and dispersion liquid and cosmetic preparation each using same
WO2020235651A1 Composite sintered body, electrostatic chuck member, electrostatic chuck device, and method for manufacturing composite sintered body
WO2020203462A1 Dispersion liquid, composition, sealing member, light-emitting device, illumination tool, display device, and method for producing dispersion liquid
WO2020203459A1 Surface modification method for inorganic particles, method for producing dispersion liquid, and dispersion liquid
EP3799159A1 Positive electrode material for lithium ion secondary battery, positive electrode for lithium ion secondary battery, and lithium ion secondary battery
US2021098780A1 Positive electrode material for lithium ion secondary battery, positive electrode for lithium ion secondary battery, and lithium ion secondary battery
JP2020164402A Broom insertion promoter and broom insertion method using the promoter
EP3799158A1 Positive electrode material for lithium ion polymer battery, positive electrode for lithium ion polymer battery, and lithium ion polymer battery
JP2020057024A Optical modulator
JP2020116567A Contaminant absorption sheet and contaminant absorption method using sheet
CN111837329A Electrostatic chuck device
WO2020067417A1 Surface-treated metal oxide particles, liquid dispersion, cosmetic, and method for producing surface-treated metal oxide particles
WO2020067406A1 Surface-treated metal oxide particles, liquid dispersion, composition, cosmetic, and method for producing surface-treated metal oxide particles
WO2020054577A1 Anti-fouling coating film, glass ceramic product, coating material for forming anti-fouling coating film, and method for producing glass ceramic product