Portfolio comparison
Canon Inc vs Sperry Corp
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
Sperry Corp
Patents indexed
1
Year range
1985
Most recent
1985
softwaretelecommunicationsconsumer_electronicssemiconductors
Top Patents1 enriched
US 4558302· 1985
How Computers Shrink Data Using a Dynamic Dictionary
Activity by Decade
1980s1
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