History
Starting as an incandescent light bulb filament maker in 1933, we have expanded our market and applications as an entrusted development-oriented component manufacturer. From Tungsten to Molybdenum, Tantalum to Niobium, Platinum and Iridium, there are a vast amount of materials in which Mitsuwa Micro Technologies handles. These are not only procured from Japan, but imported from countries throughout the world such as the Americas, China, and India. As we respond to various developmental needs, our business partners extend beyond the US, to over 20 countries in Europe and Asia.
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Started production in Tokyo, Shinagawa (Tachiaigawa) as an Incandescent Lamp Filament maker (Established)
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Established Mitsuwa Electric Co., Ltd. (Incorporated)
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Started manufacturing filaments for copier halogen lamps
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Started mass production of charge wires for copiers used in the United States
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Started manufacturing electrodes for high-pressure mercury lamps for use in projectors
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CCFL (Cold Cathode Fluorescent Lamp) electrode manufacturing
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Manufacturing started for ceramic metal halide lamp electrodes
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Started mass production of micro springs for contact probes for semiconductor wafer tester
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Started mass production of Sensor coils
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Started mass production of electrodes for ionizers
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Started mass production of filaments for optical thin film deposition
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Started mass production of electrodes for optical fiber fusion splicers
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Started mass production of filaments for analytical equipment
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Started mass production of electrodes for medical analysis instruments
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Started mass production of electrodes for air purifiers
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Recognized by Guinness World Records as the world's smallest commercially available metal coil
Established a branch office in California for market research purposes
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Started commissioned mass production of charge wires for printers in Hanoi