Portfolio comparison
Raytheon Manufacturing Co vs F Hoffmann La Roche AG
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 3927193· 1975
Using Radioactive Antibodies to Find Tumors Inside the Body
Activity by Decade
1970s1
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