CITIZEN FINEDEVICE is engaged in the manufacture and sales of precise metal machined components for automobiles, quartz devices and related components, ceramic components, ferroelectric liquid crystal display devices, combustion pressure sensors, measuring devices and motors, and develops products in a diverse range of business areas. What supports these products is our unique core technologies that we have built up over the years ; precise metal part machining technology, thin-film technology, brittle material machining technology, assembly technology and sealing technology. In addition, we use manufacturing equipment developed in house in order to maintain our unique value.
Thinner, smaller and higher precision!Product management through integrated manufacturing
Precision Measuring Instruments
Pursuing durability and functionality Craftsmanship that continues to be used throughout the world
High demand submount , we meet customer demands promptly by providing our wide range of knowledge and technologies.
Highly accurate measurement of minute liquids using MEMS technology and functional thin film technology! Control!
We can produce high quality miniature magnets smaller than φ2mm in size, with our advanced brittle material machining technology.
Aluminaruby, our core technology, has been supporting CITIZEN brand watch. We achieve consistent high-quality production from materials to processing
Ceramic parts, bearings
Ceramic products are receiving increased attention in these years as a replacement for metal materials. We have been developing miniature bearings which have achieved miniaturization status, high speed rotation, high precision, and noise reduction.
Ultra-compact / high-definition ferroelectric LCDs
Combustion Pressure Sensor
Directly measuring combustion pressure inside cylinders Helps optimize combustion in engines
Compact Automotive Components
High accuracy × mass production achieved through integrated production Precision machining technology honed by machining watch components
What supports products of CITIZEN DEVICE is our unique core technologies that we have built up over the years for precise metal part machining technology, thin-film technology, brittle material machining technology, assembly technology, and sealing technology. We apply these core technologies to high value-added products and meet a wide range of needs in the electronic components and medical, bio, clock fields.
Microfabrication for Super Precision
Plastic press processing
Electric Discharge Machining
Lapping and Polishing
Sintering of Ceramics
Metal Heat Treatment
Optical thin film
Water-repellent / hydrophobic film