Portfolio comparison
RCA Corp vs Ricoh Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
RCA Corp
Patents indexed
1
Year range
1977
Most recent
1977
semiconductorsenergymaterialsconsumer_electronics
Top Patents1 enriched
US 4064521· 1977
How Amorphous Silicon Made Thin-Film Solar Cells Possible
Activity by Decade
1970s1
Company B
Ricoh Co Ltd
Patents indexed
1
Year range
2002
Most recent
2002
consumer_electronicssemiconductorssoftwaremechanical
Top Patents1 enriched
US 6476836· 2002
Printer Feature for Saving Ink or Toner
Activity by Decade
2000s1
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