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HERAEUS QUARZGLAS

Overview
  • Total Patents
    1,432
  • GoodIP Patent Rank
    3,559
  • Filing trend
    ⇩ 9.0%
About

HERAEUS QUARZGLAS has a total of 1,432 patent applications. It decreased the IP activity by 9.0%. Its first patent ever was published in 1989. It filed its patents most often in EPO (European Patent Office), Germany and United States. Its main competitors in its focus markets machines, materials and metallurgy and environmental technology are TOHOS SGM KK, GLASS BULBS LTD and CHENGDU HENGTONGOPTICAL COMM CO LTD.

Patent filings per year

Chart showing HERAEUS QUARZGLASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Trommer Martin 151
#2 Otter Matthias 129
#3 Lehmann Walter 128
#4 Werdecker Waltraud 128
#5 Gromann Boris 111
#6 Kayser Thomas 96
#7 Fabian Heinz 90
#8 Neumann Christian 84
#9 Kuehn Bodo 83
#10 Weber Juergen 83

Latest patents

Publication Filing date Title
WO2021013876A1 Process for preparing a silicone dioxide suspension
EP3766841A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3771696A1 Method and intermediate product for producing a hollow core fibre and method for producing a preform for a hollow core fibre
EP3766847A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766842A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766844A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766846A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766848A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766849A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766850A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766851A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766843A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766845A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3766840A1 Method for producing a hollow core fibre and for producing a preform for a hollow core fibre
EP3763682A1 Purification of quartz powders by removal of microparticles of refractory materials
EP3757081A1 Method for manufacturing a three-dimensional object made of glass and corresponding glass fibre
EP3739283A1 Method for treating free-flowing inorganic granulation and rotating pipe for carrying out the method
EP3708547A1 Component consisting of doped quartz glass for use in a plasma enhanced production process, and method for producing said component
EP3702333A1 Method and device for producing a glass component
EP3670458A1 Method and device for producing a precursor for optical fibers and suitable adapter