Portfolio comparison
Contemporary Amperex Technology Co vs Raytheon Manufacturing Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 20240047988
Smartly Turning On and Off a Vehicle Battery Charger
Company B
Raytheon Manufacturing Co
Patents indexed
1
Year range
1950
Most recent
1950
consumer_electronicsmechanical
Top Patents1 enriched
US 2495429· 1950
How Percy Spencer Invented the Microwave Oven
Activity by Decade
1950s1
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