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CENTRAL GLASS CO LTD

Overview
  • Total Patents
    9,555
  • GoodIP Patent Rank
    1,170
  • Filing trend
    ⇧ 12.0%
About

CENTRAL GLASS CO LTD has a total of 9,555 patent applications. It increased the IP activity by 12.0%. Its first patent ever was published in 1965. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, organic fine chemistry and environmental technology are ASAHI GLASS CO LTD, ATOCHEM NORTH AMERICA ELF and ATOFINA CHEM INC.

Patent filings per year

Chart showing CENTRAL GLASS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maeda Kazuhiko 307
#2 Yao Akifumi 260
#3 Mori Isamu 246
#4 Kumon Soichi 229
#5 Takahashi Mikihiro 214
#6 Akamatsu Yoshinori 209
#7 Hibino Yasuo 209
#8 Morinaka Takayoshi 195
#9 Komoriya Haruhiko 178
#10 Yamanaka Kazuhiro 174

Latest patents

Publication Filing date Title
WO2021065653A1 Powder, powder production method, and solution production method
GB202014637D0 Method for producing a laminated glazing having a functional coating layer
WO2021065428A1 Hydrofluoroether-containing solvent and method for treating substrate using hydrofluoroether-containing solvent
WO2021045167A1 Silk fiber-containing nonwoven fabric, wound dressing, ips cell scaffold material, nonwoven fabric for blood compatible material, blood compatible material, method for producing silk fiber-containing nonwoven fabric, method for producing wound dressing, method for producing ips cell scaffold material, method for producing nonwoven fabric for blood compatible material, and method for producing blood compatible material
JP2020203916A Method for producing trans-1-chloro-3,3,3-trifluoropropene
JP2020200234A Method for producing lithium difluorophosphate
WO2021079624A1 Dry etching method, method for producing semiconductor device, and etching device
WO2021045037A1 Vehicle rear information acquisition system
WO2021044994A1 Gray glass article manufacturing method
WO2021039707A1 Anti-fogging structure for window glass
WO2021025107A1 Method for producing lithium difluorophosphate, method for producing difluorophosphate ester, lithium difluorophosphate, method for producing nonaqueous electrolyte solution, and method for producing nonaqueous secondary battery
WO2021015264A1 Nonaqueous electrolyte solution, nonaqueous electrolyte battery and compound
WO2021009356A1 Multi-part glazing
WO2021006302A1 Nonaqueous electrolyte solution and nonaqueous electrolyte battery using same
WO2021006238A1 Nonaqueous electrolyte and nonaqeuous electrolyte secondary battery
WO2020249772A1 Glazing having a variable switchable film
WO2020255725A1 Surface treatment agent and method for manufacturing surface treatment body
WO2020246519A1 Non-aqueous electrolyte container and method for storing non-aqueous electrolyte
WO2020246521A1 Nonaqueous electrolyte solution
WO2020246520A1 Non-aqueous electrolyte solution