Portfolio comparison
Canon Inc vs Data Tech Services Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Canon Inc
Patents indexed
1
Year range
1988
Most recent
1988
printingconsumer-electronicshardwareimagingoffice-equipment
Top Patents1 enriched
US 4723129· 1988
Inkjet Printing — How a Hot Wire Discovered the Bubble Jet
Activity by Decade
1980s1
Company B
Data Tech Services Inc
Patents indexed
1
Year range
1991
Most recent
1991
consumer_electronicspharmaceuticalsecuritymaterialsmanufacturing
Top Patents1 enriched
US 5013088· 1991
Tamper-Evident Label That Breaks Apart When Removed
Activity by Decade
1990s1
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