National Microwave Oven Day observed on December 6

Key facts

• National Microwave Oven Day is celebrated every December 6.
• The story of microwave ovens begins in 1945, when engineer Percy Spencer was working on a magnetron for radar equipment at Raytheon.
• Percy Spencer patented the first microwave oven.
• The first commercial microwave ovens, released in 1947, were named “Radarange.”
• Microwave ovens changed the way the world cooks.