Sumitomo Electric Industries, Ltd.

Japan


Create a watch for Sumitomo Electric Industries, Ltd.
Total IP 16,050
Total IP incl. subs 21,498 (+ 12,943 for subs)
Total IP Rank # 54
IP Activity Score 4.5/5.0    9,085
IP Activity Rank # 51
IP AS incl. subs 4.4/5.0    11,899
Parent Entity Sumitomo Group
Stock Symbol
ISIN JP3407400005
Market Cap. 1254426102180.0  (JPY)
Industry Auto Parts
Sector Consumer Cyclical
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

6,129 128
26 37
9,606 79
45
 
Last Patent 2026 - Vehicle circuit board
First Patent 1973 - Manufacturing method of an optic...
Last Trademark 2026 - MirrorMT
First Trademark 1960 - DIAMOND DESIGN

Subsidiaries

12 subsidiaries with IP (12914 patents, 29 trademarks)

7 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2026 G/S Power distribution or control machines and apparatus; connectors [electricity]; electrical conne...
2025 G/S Optical fiber fusion splicers; hand held optical fiber cutters, power operated; optical fiber cut...
G/S Retail store and on-line retail store services featuring optical fibers, optical fiber cables, op...
G/S Optical fiber fusion splicers; hand held optical fiber cutters, power operated; optical fiber cu...
Invention Method of manufacturing connector. A method of manufacturing a connector, in which a plurality o...
Invention Diaphragm, battery cell, cell stack, and redox-flow battery system. This diaphragm is used in a b...
G/S Chemical processing machines and apparatus; cartridges for filtering machines. Semi-worked plasti...
G/S Metalworking machines and tools; mining machines and apparatus; earth moving machines; loading-u...
Invention Gain-equalizing filter. A gain-equalizing filter (100) disclosed herein comprises a core (110), a...
Invention Measurement method of core-positional misalignment amount, measurement method of index core posit...
Invention Multicore optical fiber alignment method, optical device manufacturing method, optical module man...
Invention Semiconductor stack. A semiconductor stack includes a substrate formed of silicon, an oxide buff...
Invention In-vehicle apparatus, connection destination notification method, and connection destination noti...
Invention Method for determining cutoff wavelength of multicore optical fiber. MCthth/N [dB].
Invention Optical wiring, optical transceiver, and method for assembling optical wiring. Optical wiring acc...
Invention Optical characteristic measuring method and optical characteristic measuring system. An optical c...
G/S Electric wires and cables
Invention Radio wave sensor, management terminal, sensing method, and computer program. The radio wave sens...
G/S Cross-linked fluororesin tapes; cross-linked fluororesin films, sheets and plates; tapes, films, ...
G/S Laser welding devices and apparatus; metalworking machines and tools; cutting tools for metalwor...
Invention Optical modulator. An optical modulator includes an optical waveguide structure extending along ...
Invention Onboard power supply device. An onboard power supply device (10) includes: a first switch unit (1...
Invention Travel data processing system, driving diagnosis system, and data structure. This travel data pro...
Invention Communication system, vehicle-mounted device, management device, service management program, and ...
Invention In-vehicle device, management device, resource determination program, and resource management pro...
Invention Current circuit interruption system and current circuit interruption method. Disclosed is a curre...
Invention Connector device. The present invention suppresses breakage of a housing. This connector device (...
Invention Connector device. The present invention enables smooth fitting to a counterpart connector having ...
Invention Heat dissipation structure for heat generating component. Disclosed is a heat dissipation structu...
Invention Contact relay. Disclosed is a contact relay that makes it possible to achieve space saving of a h...
Invention Optical connection assembly, optical connection component, and method of manufacturing optical co...
Invention Connector device. A purpose of the present invention is to smoothly fit a connector to a mating c...
Invention Insulation-displacement connector fitting. The present invention ensures a contact load. An insul...
Invention Characteristic prediction method, method of manufacturing semiconductor device, recording medium ...
Invention Terminal fitting. A terminal fitting (30) comprises a base part (52, 53) and an elastic contact p...
Invention Conductive additive, conductive paste, conductive thin film-coated member, and method for produci...
Invention Oligomer composition and method for producing oligomer composition. Provided are a composition ob...
Invention On-vehicle device, information processing method, and on-vehicle system. An on-vehicle device is ...
G/S Data synchronization cables; data transmission cables; cables for optical signal transmission; p...
G/S Data synchronization cables; data transmission cables; cables for optical signal transmission; po...
Invention Connector component. A connector component (10) according to one embodiment connects an optical c...
Invention Connector component. A connector component according to one embodiment of the present invention i...
G/S Optical lens blanks; optical objective lenses; optical lenses; magnifying lenses; scientific and ...
G/S Optical lens blanks; objectives [lenses] [optics]; optical lenses; magnifying lenses; optical mi...
G/S Optical fiber cables; Cables for optical signal transmission; Telecommunication cables; Electric ...
G/S Projectors, namely, video projectors, overhead projectors, movie projectors, digital projectors, ...
G/S Metalworking machines and tools; metalworking machine tools; cutting tools being parts of machin...
G/S Metalworking machines; metalworking machine tools; cutting tools being parts of machines; cemente...
2024 Invention Tungsten carbide powder and tungsten carbide mixed powder. The purpose of the present disclosure ...
Invention Printed wiring board. A printed wiring board (100) comprises: an insulating layer (10); a first e...
Invention Printed wiring board. This printed wiring board (100) comprises: an insulating layer (10); a firs...
Invention Optical fiber ribbon and method for manufacturing optical fiber ribbon. Disclosed is an optical f...
Invention Composite porous body and method for producing same. A composite porous body comprising a substra...
G/S Metalworking machines and tools; circular saw blades being parts of machines; finishing machines...
G/S Metalworking machines and tools; circular saw blades being parts of machines; finishing machines;...
G/S Metalworking machines; circular saw blades being parts of machines; plywood finishing machines; l...
G/S Chemicals; carbonates; iron carbonate; chemical additives for plastic; chemical additives for use...
G/S Chemicals; carbonates; iron carbonate; chemical additives for plastic; chemical additives for us...
G/S Carbonates; iron carbonate; chemical additives for plastic; chemical additives for use in the man...
2023 G/S Hand operated optical fiber cleavers; Hand operated fiber cleavers
Invention In-vehicle power supply device. An in-vehicle power supply device is used in an in-vehicle power...
Invention Vehicle power supply device. A vehicle power supply device includes a first relay (e.g., first p...
G/S Fiber cutting machines; fiber cleavers [machines]. Hand operated optical fiber cleavers; hand ope...
Invention Processing device, processing method, system, and non-transitory computer readable storage medium...
G/S Photographic machines and apparatus, namely, cameras and video cameras; video cameras; cinematogr...
G/S Photographic machines and apparatus, namely, cameras and video cameras; video cameras; cinematog...
Invention Connector. It is aimed to further reduce the size of a connector. A connector for holding a term...
G/S Optical cables; optical fiber cables; optical fibers.
Invention Cable management system and cable management method. A cable management system manages a cable, ...
G/S Metalworking machines; circular saw blades being parts of metalworking machines; circular saw bla...
G/S Metalworking machines and tools; circular saw blades being parts of metalworking machines; circu...
Invention Silicon carbide epitaxial substrate, method of manufacturing epitaxial substrate, and method of m...
Invention Terminal unit, female terminal, and male terminal. A terminal unit includes a male terminal and ...
Invention Stator and method for manufacturing stator. A stator (1) includes a stator core (10), a coil (20...
Invention Vehicle circuit board. It is aimed to provide a vehicle circuit board capable of enhancing heat ...
Invention Method for producing optical fiber preform, and optical fiber preform. The method for manufactur...
Invention Terminal block. The present disclosure provides a terminal block that can improve the surge resi...
2022 Invention Board connector device. A board connector device includes a main board, a main connector mounted...
Invention State detection system, method, and program. A state detection system for a milling tool used in...
G/S Metalworking machine tools; machine tools for cutting metals; power drill bits for metalworking; ...
G/S Optical fiber core wire; optical fiber cables; optical fibers sold as a component part of optical...
G/S Electric wires and cables; optical fiber cables; optical fiber connectors; fiber optic couplings;...
G/S Electric wires and cables; optical fiber cables; optical fiber connectors; fiber optic couplings...
G/S Computer application software for mobile phones for use in monitoring, operating, maintaining and...
2021 G/S Fluorinated resins; unprocessed artificial resins; unprocessed fluoropolymer resins; unprocessed...
G/S Unprocessed artificial fluorinated resins for coating, or tape or sheet materials on automotive a...
G/S Field installable, optical fiber mechanical connectors; optical fiber connectors; electric wires...
G/S Optical fiber connectors, namely, dust proof and non-contact multi-fiber connectors for on-board ...
G/S Metalworking machines; cutting tools [for machinery]; power drill bits; electrical drills; tool ...