Portfolio comparison
Energy Partners Inc vs Inventus Holdings
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 5346778· 1994
Boosting Fuel Cell Power for Vehicles Using Oxygen Injection
Activity by Decade
1990s1
Company B
Inventus Holdings
Patents indexed
1
Year range
2022
Most recent
2022
consumer_electronicsautomotivetelecommunicationssoftwareenergy
Top Patents1 enriched
US 11235681· 2022
Smart EV Charging to Protect Battery Life During Long Parking
Activity by Decade
2020s1
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