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TOHOS SGM KK

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    142,598
  • Filing trend
    ⇧ 25.0%
About

TOHOS SGM KK has a total of 21 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2000. It filed its patents most often in Japan. Its main competitors in its focus markets machines, materials and metallurgy and optics are CHENGDU HENGTONGOPTICAL COMM CO LTD, GLASS BULBS LTD and JIAGNSU PUYA LIGHTING TECH PUBLIC CO LTD.

Patent filings in countries

World map showing TOHOS SGM KKs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing TOHOS SGM KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Horikoshi Hideharu 14
#2 Okada Hideaki 6
#3 Mizutani Shuzo 4
#4 Kikuchi Ryo 3
#5 Kuzuu Shin 3
#6 Egashira Hidetaka 3
#7 Kamo Kenji 3
#8 Harada Yoshinori 2
#9 Hashimoto Shinkichi 2
#10 Fukuda Kazuhiko 1

Latest patents

Publication Filing date Title
JP2020132469A Multilayer structure quartz glass material and method of manufacturing the same
JP2020083725A Method and apparatus for manufacturing quartz glass molding
JP2020033221A Method for manufacturing opaque quartz glass
JP2020033222A Method for manufacturing opaque quartz glass
JP2019182691A Quartz glass ingot and method for manufacturing quartz glass product
JP2018184335A Ultraviolet resistant quartz glass and method for manufacturing the same
JP2019073421A White amorphous glass
JP2019038708A Molding die and molding method of quartz glass
JP2018138500A Quartz glass material having oh-group diffusion inhibition ability, and method for producing the same
JP2018138499A Quartz glass article having ultraviolet absorptivity, and method for manufacturing the same
JP2018095483A Production method of opaque quartz glass molded body
JP2016088765A Molding method of quartz glass
JP2014122127A High purity quartz glass wool, and method for producing the same
JP2012106869A Method of manufacturing optical quartz glass formed body
JP2006021952A Doped silica glass and its producing method
JP2006008452A Manufacturing method for highly pure quartz glass
JP2002356337A Method for producing composite quarts glass containing aluminum and/or yttrium by plasma fusion and its application
JP2002356347A Quarts glass capable of uniformly dispersing zirconium therein, production method therefor and member and apparatus using the same
JP2002356345A Method for producing quarts glass having corrosion resistance and member and apparatus using the quarts glass
JP2002356338A Method for producing composite quarts glass containing aluminum and/or yttrium and apparatus therefor