Portfolio comparison
Canon Inc vs EC Power
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
EC Power
Patents indexed
2
Year range
2018 – 2019
Most recent
2019
consumer_electronicsautomotivetelecommunicationsenergysemiconductors
Top Patents2 enriched
US 10186887· 2019
How Batteries Charge Fast in the Cold Without Damage
US 9882197· 2018
How a Battery Heats Itself in the Cold for Better Performance
Activity by Decade
2010s2
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