Portfolio comparison
Proterra vs University of Helsinki
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Top Patents1 enriched
US 10400035· 2019
Using Antibodies to Protect Transplanted Organs from Damage
Activity by Decade
2010s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.