KOA Corporation

Japon


 
Quantité totale PI 376
Quantité totale incluant filiales 383 (+ 7 pour les filiales)
Rang # Quantité totale PI 3 311
Note d'activité PI 3,2/5.0    311
Rang # Activité PI 2 305
Symbole boursier 69990 (tse)
ISIN JP3283400004
Capitalisation 57238329736.0  (JPY)
Industrie Electronic Components
Secteur Technology
Classe Nice dominante Appareils et instruments scienti...

Brevets

Marques

140 6
1 5
214 5
5
 
Dernier brevet 2024 - Mounting structure for chip comp...
Premier brevet 1984 - Electroluminescent device having...
Dernière marque 2024 - Essential Parts of the World
Première marque 1980 - KOA

Filiales

1 subsidiaries with IP (0 patents, 7 trademarks)

1 subsidiaries without IP

 S'inscrire grtuitement pour accéder à la liste des filiales

Industrie (Classification de Nice)

Derniers inventions, produits et services

2024 P/S Temperature sensors; inclinometers; pressure sensors; pressure gauges; manometers; gas sensors; a...
2023 Invention Sensor device. A sensor device according to the present invention includes a substrate including...
Invention All-solid-state potassium ion selective electrode, and method for producing same. x6y22O, at leas...
Invention All-solid-state potassium ion selective electrode. xxFeFe, wherein x represents a number that is ...
Invention Gas sensor. A sensor element (12) has a cross-sectional area that continuously only increases fr...
Invention Chip resistor and method of producing thereof. A chip resistor 10 comprises: a insulating substr...
Invention Shunt resistor and current detection device. The present invention relates to a shunt resistor an...
Invention Shunt resistor and shunt resistance device. The present invention pertains to a shunt resistor an...
Invention Load sensor element. This load sensor element comprises: a substrate; an inorganic layer which is...
Invention Load sensor element. This load sensor element comprises a substrate, and an inorganic layer which...
Invention Chip resistor. The present invention provides a chip resistor which has excellent corrosion resis...
Invention Gas sensor. This gas sensor is provided with a base material, a first electrode and a second elec...
2022 Invention Shunt resistor and current detection apparatus. A shunt resistor capable of reducing an absolute...
Invention Current detecting device, and method for manufacturing same. The present invention relates to a c...
Invention Chip resistor. Provided is a chip resistor that is capable of ensuring low TCR while increasing e...
Invention Electronic component. [Problem] To provide an electronic component capable of maintaining the cre...
Invention Resistive material and method for producing same. The present invention provides a resistive mate...
Invention Chip resistor and method of manufacturing chip resistor. A chip resistor includes: an insulating...
Invention Circuit protection element. A circuit protection element (10) is provided with: a pair of electro...
Invention All-solid potassium ion selective electrode, and method for manufacturing all-solid potassium ion...
Invention Shunt resistor. In the present invention, a shunt resistor 10 comprises a resistor 14, and electr...
Invention Resistor and method for manufacturing resistor. The present invention relates to a resistor for h...
Invention Chip-type resistor for integration in substrate, module having integrated resistor, method for pr...
Invention Resistance type oxygen gas sensor and oxygen sensor device. 2-xx3yy (wherein RE represents a rare...
Invention Oxygen sensor element and method for manufacturing same. 237-δ25237-δ7-δ is added to said composi...
Invention Sulfidation detection sensor. A sulfidation detection sensor includes a rectangular parallelepip...
Invention Temperature sensor. The present invention provides a temperature sensor which has more easily enh...
Invention Mounting structure for chip component. Provided is a mounting structure for a chip component hav...
Invention Sensor device. An object is to provide a sensor device capable of highly accurately detecting a ...
2021 Invention Chip component. A chip resistor according to the present invention includes an insulating substr...
Invention Heterojunction photocatalyst, photocatalyst composite, method for producing heterojunction photoc...
Invention Jumper element, shunt resistor apparatus, and method of adjusting characteristic of shunt resisto...
Invention Resistance alloy for use in shunt resistor, use of resistance alloy in shunt resistor, and shunt ...
Invention Shunt resistor and shunt resistance device. The present invention relates a shunt resistor and a...
Invention Flow sensor element. An object is to provide a flow sensor element is non-directional and has an...
Invention Varistor
Invention Shunt resistor and manufacturing method thereof. A shunt resistor (1) includes: a resistance ele...
Invention Shunt resistor. Provided is a shunt resistor with an enhanced strength and reduced electrical re...
Invention Current detection device. A current detection device (30) includes a resistance element (5), and...
Invention Shunt resistor. The present invention relates to a shunt resistor for current detection. The shu...
Invention Current detection resistor and current detection apparatus. The mounting area for an electronic ...
Invention Alloy for resistor and use of resistor alloy in resistor. Provided is a copper-manganese-nickel ...
Invention Electronic component. A chip resistor comprises an insulating substrate (component body) on whic...
2020 Invention Current sensing device. A current sensing device including: an insulating resin substrate; a cur...
Invention Resistor and manufacturing method of resistor. A resistor is provided with a resistance body and...
Invention Resistor. A resistor contains a resistance body and a pair of electrodes (a first electrode body...
Invention Manufacturing method of resistor and resistor. A manufacturing method of a resistor contains: a ...
Invention Shunt resistor module. An object is to provide a shunt resistor module that is reduced in size, ...
Invention Shunt resistor, method for manufacturing shunt resistor, and current detection device. The prese...
2019 P/S Electric resistors for telecommunication apparatus; telecommunication machines and apparatus; se...
P/S Coils, electric; fuses for telecommunication apparatus; electric resistors for telecommunication...
P/S Telecommunications equipment, electronic applied equipment and parts thereof, electronic equipmen...
P/S Parts and accessories for coils, fuses for telecommunication machines, resistors and other teleco...
P/S Integrated circuit chips; Fuses; Electric resistors; Rheostats; Semiconductor parts; Magnetic mat...
2018 P/S Electric measuring devices, namely, flowmeters, temperature indicators, speed indicators, meteoro...
P/S Measuring devices, electric; LED monitors; telecommunication machines and apparatus; computers; ...
2016 P/S Measuring devices, electric; power distribution or control machines and apparatus; electric or m...
2006 P/S [electric resistors, fixed resistor networks, potentiometers,] circuit protectors [, capacitors, ...
2004 P/S Electric coils; fuses adapted for communication apparatus; electric resistances; thermistors; hyb...
1999 P/S resistors, fixed resistors networks, potentiometers, circuit protectors, capacitors, thermistors,...
1998 P/S fixed resistors, resistor networks, potentiometers, circuit protectors, capacitors, thermistors, ...
1980 P/S Resistors