One of the largest in the industry. We have a proven track record of designing and manufacturing over 60,000 types of tungsten filament coils.
Our company manufactures and sells various lighting components, including tungsten filaments. Our technology for winding ultra-fine wires from φ5μm to φ1mm is rooted in our long-standing experience in tungsten filament production. Building on this technology, we also provide products that require precision and durability, such as X-ray tubes, coils for electron guns, titanium evaporation wires for high vacuum applications, and hygiene-related uses like filaments for sterilization lamps and corona discharge wires for air purifiers. In addition, we are focusing on the manufacture of parts used in analytical instruments, sensors, heaters, and unit assembly. 【Product List】 ■ Tungsten filaments for light bulbs ■ Coils for X-ray tubes and electron guns ■ Coils for sterilization lamps (fluorescent lamps) ■ Corona discharge wires ■ Titanium evaporation wires, etc. *For more details, please download the PDF or feel free to contact us.
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【Other Products List】 ■Special Filaments for Transportation Equipment ■Ionization Wire ■Filaments for Medical Devices ■Filaments for Industrial Equipment ■Tungsten Wire for Vacuum Deposition ■Filaments for Aircraft, etc. *For more details, please download the PDF or feel free to contact us.
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Our company was founded in 1928 and has been engaged in the manufacturing and sales of various lighting components, including tungsten filaments. We specialize in the production of filaments for automotive bulbs, and as a result of providing to bulb manufacturers over many years, we have received high recognition as one of the largest specialized manufacturers in this field in Japan. Currently, in addition to bulbs, our products are utilized in a wide range of fields, including various electronic tubes, electron guns, sensors, and heater components.