Portfolio comparison
Raytheon Manufacturing Co vs Rainbow Crafts Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Top Patents1 enriched
US 3167440· 1965
How Play-Doh Was Invented
Activity by Decade
1960s1
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