Portfolio comparison
Weatherford Technology Holdings LLC vs Proterra
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Weatherford Technology Holdings LLC
Patents indexed
1
Year range
2025
Most recent
2025
energymechanicaltelecommunications
Top Patents1 enriched
US 12497890· 2025
How Oil Wells Send Acoustic Signals Using Mechanical Hammers
Activity by Decade
2020s1
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
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