Portfolio comparison
Canon Inc vs James L. Plimpton
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Canon Inc
Patents indexed
2
Year range
1988 – 2022
Most recent
2022
consumer_electronicsmechanicalsemiconductorsenergy
Top Patents2 enriched
US 4723129· 1988
How Canon's Bubble Jet Printers Make Ink Droplets
US RE48925· 2022
How Printers Manage Power States and Sleep Timers
Activity by Decade
1980s1
2020s1
Company B
James L. Plimpton
Patents indexed
1
Year range
1863
Most recent
1863
mechanicalconsumer_electronics
Top Patents1 enriched
US 37305· 1863
How James Plimpton Invented the Modern Roller Skate
Activity by Decade
1860s1
How to use
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