Fujikura Ltd.

Japan


Create a watch for Fujikura Ltd.
Total IP 2,954
Total IP incl. subs 3,752 (+ 830 for subs)
Total IP Rank # 420
IP Activity Score 3.8/5.0    1,321
IP Activity Rank # 543
IP AS incl. subs 3.6/5.0    1,659
Stock Symbol
ISIN JP3811000003
Market Cap. 193790540755.0  (JPY)
Industry Electrical Equipment & Parts
Sector Industrials
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

1,024 9
78 6
1,824 11
2
 
Last Patent 2025 - Oxide superconducting wire mater...
First Patent 1981 - Method for manufacturing a nb.su...
Last Trademark 2021 - FutureAccess
First Trademark 1996 - FUJIKURA

Subsidiaries

10 subsidiaries with IP (687 patents, 143 trademarks)

2 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Method of exposing core of optical fiber cable and optical fiber cable. An optical fiber cable i...
Invention Optical fiber cable production method, and optical fiber cable. An optical fiber cable includes:...
Invention Structure, method for manufacturing structure, laser device, and laser system. A method of produ...
Invention Optical filter and laser device equipped with same. Provided is an optical filter capable of supp...
Invention Oxide superconducting wire material, superconducting conductor, and superconducting coil. This ox...
Invention Ferrule. A ferrule (1) to which a plurality of optical fibers are attached comprises: a front sur...
Invention Multicore fiber connection method and multicore fiber connection device. A multicore fiber connec...
Invention Component built-in substrate. A component built-in substrate 1A comprises: a plurality of unit su...
Invention Oxide superconductor wire, superconductor coil, and superconductor. This oxide superconducting wi...
Invention Oxide superconducting wire, superconducting coil, and superconductor. This oxide superconducting ...
Invention Transmission line. A transmission line (1) includes: a first transmission line including a signal...
Invention Fiber optic cable. The purpose of the present invention is to provide a fiber optic cable capable...
Invention Optical cabinet. This optical cabinet comprises a cabinet housing, a plurality of connection unit...
Invention Polarization-maintaining fiber. A polarization-maintaining fiber (1) comprises a core (11), an in...
Invention Optical fiber. The present invention provides an optical fiber that can suppress an increase in l...
Invention Optical cable holding member and optical connector. This optical cable holding member holds an op...
Invention Image processing method, image processing device, image processing program, and endoscope system....
2024 Invention Transmission line. A transmission line comprises: a first transmission line having a signal line ...
Invention Patch panel. This patch panel comprises: a patch panel housing; and a plurality of adapters to wh...
Invention Exposure device, exposure container, and exposure system. Provided is an exposure device capable ...
Invention Patch panel. This patch panel comprises: a patch panel housing; an optical cable introduced into ...
Invention Pin clamp and optical connector. A pin clamp (20) is used in a ferrule (10) in which a plurality ...
Invention Optical fiber bundle and optical connector. Provided is an optical fiber bundle (50) in which, in...
Invention Optical modulation device, optical integrated circuit, and optical arithmetic device. Provided is...
Invention Composite attenuator. The present invention provides a composite attenuator capable of applying a...
Invention Optical fiber cable. 1111111 is the standard deviation of the fiber density ρ for all the unit sp...
Invention Differential amplifier. A differential amplifier comprising a pair of transistors and a resistor ...
Invention Optical fiber bundle and fan-in/fan-out device. This optical fiber bundle comprises: a cylindrica...
Invention Optical connector. This optical connector comprises: a ferrule having a connection end surface th...
Invention Connection unit. This connection unit comprises: a unit housing; and at least 10 trays supported ...
Invention Method for producing optical fiber preform. This method for producing a multicore fiber preform (...
Invention Gilbert cell type multiplier. The present invention comprises an output circuit in which a pair o...
Invention Antenna device and assembly method for antenna device. This antenna device includes: a base inclu...
Invention Optical combiner and laser device. Provided is an optical combiner capable of suppressing light l...
Invention Semiconductor optical element. This semiconductor optical element comprises: a substrate; and a l...
Invention Integrated circuit, antenna unit, and antenna module. This integrated circuit is provided with: a...
Invention Exposure apparatus. This invention widens an exposable area in a situation in which a relative po...
Invention Integrated circuit, antenna unit, and antenna module. This integrated circuit comprises: an integ...
Invention Optical waveguide. The present invention keeps bend loss at a low level in an optical waveguide i...
Invention Auxiliary tool. Provided is an auxiliary tool comprising: a first housing; and a second housing c...
Invention Semiconductor package. This semiconductor package comprises a semiconductor substrate, at least t...
Invention Adaptor. An adapter (2) comprises: an inner socket (30) that engages with a first optical connect...
Invention Optical connector cleaning tool. An optical connector cleaning tool (100) according to the presen...
2023 Invention Optical fiber element wire and manufacturing method of optical fiber ribbon. An optical fiber el...
Invention Optical fiber cable and production method for optical fiber cable. An optical fiber cable includ...
Invention Optical connector, optical connector assembly, and optical connecting structure. An optical conn...
Invention Optical connector cleaning tool. An optical connector cleaning tool that cleans a connection end...
2022 Invention Optical fiber cable. An optical fiber cable includes: a core including an optical fiber; a first...
2021 G/S Telecommunication apparatus and instruments; antennas; antennas for wireless communications appa...
2020 G/S Photographic apparatus and instruments; cinematographic machines and apparatus; optical apparatu...
G/S Power distribution or control machines and apparatus, namely, electrical power distribution units...
G/S Regulating apparatus, electric; power distribution or control machines and apparatus; electrical...
2018 G/S Optical fiber cables; optical fiber fusion splicers; electronic cables Downloadable computer soft...
G/S Optical fiber cables
G/S Optical fibers; Optical fiber cables.
G/S Electric image sensor modules by complementary metal oxide semiconductor (CMOS) Medical imaging a...
2017 G/S Optical fibers; optical fiber cables; optical fiber ribbons; optical fiber ribbon cables.
G/S Optical fibers; optical fiber cables
G/S Optical fibers; optical fiber cables.
G/S Optical fiber cables; multiple optical fibers intermittently adhered along the length of adjacent...
G/S Optical fiber cables.
2016 G/S Optical fiber cables; optical fiber cables consisting of optical fibers wrapped with film(s) or t...
G/S Fiber optic ribbons; [ fiber optic ribbon cable buffer tubes; ] fiber optic ribbon cables
2010 G/S Cleaning tools for optical fiber connectors; optical fiber connectors and their parts and fittings.
G/S Cleaning apparatus for optical fiber connectors; optical fiber connectors and their parts and fi...
G/S Optical fiber connectors.
2009 G/S Optical fibers, optical fiber fusion splicers, electric wires, electric cables.
G/S Optical fibers; optical fiber fusion splicers; electric wires; electric cables
G/S Optical fibers; optical fiber fusion splicers; electric wires; electric cables.
2007 G/S Optical fiber connector cleaning cloths
2006 G/S Distribution consoles, switchboxes, electric wire and cable; electric connectors, covered electr...
1999 G/S Optical fiber splicers
1996 G/S Fiber fusion splicers with a built-in TV-monitor; electric wires and cables; connectors; applied ...