j-fiber GmbH

Germany


 
Total IP 26
Total IP incl. subs 36 (+ 10 for subs)
Total IP Rank # 55,797
IP Activity Score 1.8/5.0    10
IP Activity Rank # 89,615
Parent Entity LEONI AG
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

16 1
0 0
8 0
1
 
Last Patent 2023 - Method for producing a preform f...
First Patent 1999 - Synthetic quartz glass preform
Last Trademark 2024 - J-FIBER
First Trademark 2023 - j - fiber

Subsidiaries

1 subsidiaries with IP (8 patents, 2 trademarks)

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 G/S Optical fibers; Fiber optics For data communication purposes, namely Optical components of one or...
2023 Invention Method for producing a preform for producing a multicore fibre and also a preform and a multicore...
G/S Optical fibers [fibres] [light conducting filaments]; Fiber optics For data communication purpose...
2020 Invention Quartz fibre with hydrogen barrier layer and method for the production thereof. A method of manu...
2019 Invention Method and apparatus for reproducibly producing a preform for glass fiber manufacture. The invent...
2018 Invention Method for producing a glass-fibre preform with a core of a polygonal core cross section. The inv...
Invention Waveguide and method of identifying a waveguide that is too severely curved. A waveguide, in part...
2016 Invention Device for coating a fiber and a method for coating a fiber and a fiber. A device for coating a f...
Invention Method for the defined separation of a glass layer on an inner wall of a preform and preform and ...
Invention Optical coupler for a multicore fiber. An optical coupler is used to optically couple a multicore...
2015 Invention Polarization-maintaining optical fibre and preform and method for producing the same. The inventi...
2014 Invention Bend insensitive gradient index multi-mode light conducting fiber. The invention relates to a ben...
2013 Invention Sensor fiber having a multicore optical waveguide including fiber bragg gratings. A sensor fiber ...
Invention Methods for making a graded-index multimode preform and fiber. Methods for making a preform for a...
Invention Methods for making active laser fibers. Methods for making active laser fibers include the produc...
2011 Invention Method for producing a radiation-resistant quartz glass material, and quartz glass bodies produce...
2010 Invention Optical fiber, in particular a laser fiber containing a doped glass fiber core and cladding aroun...
Invention Method for producing a glass fiber and device. A method for producing a glass fiber, through long...
Invention Method for producing a glass fiber and device. The invention relates to a method for producing a ...
Invention Optical fiber, method of production and pipe segment therefor. The invention relates to a method ...
2009 Invention Process of making a dense synthetic silica glass, a muffle furnace for performing the process, an...
Invention Multi-nozzle tubular plasma deposition burner for producing preforms as semi-finished products fo...
2006 Invention Method for producing glass-fibre preforms with a large core diameter. The invention relates to a ...
2002 Invention Apparatus for producing synthetic quartz glass. 2. Apparatus for producing the preform comprises ...
2001 Invention Device for generating an optically homogeneous, streak-free quartz glass body having a large diam...
1999 Invention Synthetic quartz glass preform. The invention relates to a synthetic quartz glass preform which i...