Portfolio comparison
Proterra vs Eaton Yale and Towne Inc
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 3552770· 1971
How Early Vehicle Airbag Safety Systems Work
Activity by Decade
1970s1
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