Portfolio comparison
Bragi GmbH vs Proterra
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Bragi GmbH
Patents indexed
1
Year range
2018
Most recent
2018
consumer_electronicsmechanicaltelecommunications
Top Patents1 enriched
US 9949013· 2018
How Wireless Earbuds Detect Hand Gestures Using Invisible Light or Sound
Activity by Decade
2010s1
Company B
Proterra
Patents indexed
1
Year range
2021
Most recent
2021
automotiveenergysoftwaretelecommunications
Top Patents1 enriched
US 11027624· 2021
Smart Charging for Electric Vehicle Batteries Based on Chemistry and Use
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.