history
1910-1919 |
1910 |
- Company formed.Completed five-horsepower induction motor *figure1
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*figure1 |
1911 |
- Completed 2-kVA transformer
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1914 |
- Started production of AC ammeter and voltmeter
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1916 |
- Completed 10,000-hp (7,355-kW) water turbine
- Started production of fans
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1920-1929 |
1924 |
- Completed the first large-scale DC electric locomotive to be manufactured in Japan *figure2
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*figure2 |
1930-1939 |
1930 |
- Started production of pole-top transformers
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*figure3 |
1931 |
- Completed 10,000-A hydraulic electrolytic cell
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1932 |
- Started production of elevators
- Completed Hitachi's first electric refrigerator *figure3
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1933 |
- Completed 23,600-housepower Illgner set
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1940-1949 |
1940 |
- Completed 5,000-line automatic private branch exchange
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1943 |
- Completed 85,000-kW Francis water turbine and 70,000-kVA alternating current generator
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1949 |
- Completed first U05 power excavator
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1950-1959 |
1951 |
- Completed 6,500-kW Kaplan water turbine and 7,000-kVA AC generator (first umbrella-type generator made in Japan)
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*figure4 |
1952 |
- Completed 21,000-kW two-stage pump-turbine
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1953 |
- Completed true low-pressure 300-m3/h air separation machine
- Completed 55,000-kW hydrogen-cooled turbine
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1954 |
- Completed the first large-scale cold strip mill to be produced in Japan
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1955 |
- Completed 100,000-kW Francis water turbine and 93,000-kVA alternating current generator
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1956 |
- Completed the first DF90 diesel-electric engine to be built in Japan
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1958 |
- Completed six-transistor miniature portable radio
- Electron microscopes awarded the grand prix at the World Exposition in Brussels *figure4
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1959 |
- Completed electronic computers based on transistors
- Hitachi America, Ltd. established
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