Portfolio comparison
Cetus Corp vs Ricoh Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Cetus Corp
Patents indexed
1
Year range
1987
Most recent
1987
biotechpharmaceuticaldiagnosticstelecommunicationsresearch_tools
Top Patents1 enriched
US 4683195· 1987
How to Make Many Copies of a Specific DNA Segment
Activity by Decade
1980s1
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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