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08/10/1945 Microwave oven patented

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Invention of Microwave Oven

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Microwave Oven commercial 1970s

A microwave oven is a kitchen appliance that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range. Percy Spencer invented the modern microwave oven after World War II from radar technology developed during the ware. It was first sold under the name "Radarange".
    • Essentials 

    • Other American inventions 

    • History 

    • Principles 

    • Components 

    • Heating characteristics 

    • Hazards 

    • Variations