Patent assignee · US · COMPANY

Proterra Ag, Inc.

73Patents
71Active
73Granted
56Portfolio score

Filing activity: Mar 8, 1989 → May 24, 2021 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD642092S1 Bus General 62 Expired
US8453773B2 Vehicle battery systems and methods Emerging Cross-Sectional Technologies 52 Active
US4948807A Phenyl carbamates Chemistry; Metallurgy 48 Expired
US9302702B1 Steering control mechanisms for an electric vehicle Performing Operations; Transporting 44 Active
US9496730B2 Systems and methods for battery management Emerging Cross-Sectional Technologies 40 Active
US8324858B2 Charging stations for electric vehicles Emerging Cross-Sectional Technologies 39 Active
US9365128B2 Systems and methods for automatic connection and charging of an electric vehicle at a charging station Emerging Cross-Sectional Technologies 23 Active
US8829853B2 Methods and systems for charging vehicles Emerging Cross-Sectional Technologies 21 Active
US8975866B2 Systems and methods for battery life maximization under fixed-route applications Emerging Cross-Sectional Technologies 19 Active
US9352635B1 Energy control mechanisms for an electric vehicle Emerging Cross-Sectional Technologies 19 Active
US9669719B1 Multi-protocol charge port for an electric vehicle Emerging Cross-Sectional Technologies 16 Active
US9352658B2 Charging of electric vehicles Emerging Cross-Sectional Technologies 14 Active
US9321364B1 Heated charging interface of electric vehicle Emerging Cross-Sectional Technologies 12 Active
US9496735B2 Methods for electric bus charging to increase battery life Emerging Cross-Sectional Technologies 9 Active
US10690234B1 Electric vehicle powertrain Emerging Cross-Sectional Technologies 9 Active
US9260025B1 Harnessing heat during electric vehicle charging Emerging Cross-Sectional Technologies 9 Active
US9954259B1 Thermal event management system for an electric vehicle Emerging Cross-Sectional Technologies 9 Active
US9809122B2 Charge head landing switch Emerging Cross-Sectional Technologies 7 Active
US9764653B2 Systems and methods for charging an electric vehicle at a charging station Emerging Cross-Sectional Technologies 7 Active
US9096135B1 Acceleration control for an electric vehicle Emerging Cross-Sectional Technologies 6 Active
US9423465B1 State of charge determination Emerging Cross-Sectional Technologies 6 Active
US9925887B2 Electric vehicle charging interface Emerging Cross-Sectional Technologies 6 Active
US9975444B2 Systems and methods for charging an electric vehicle at a charging station Emerging Cross-Sectional Technologies 5 Active
US8827867B1 Transmission control system for an electric vehicle Mechanical Engineering; Lighting; Heating 5 Active
US10723231B2 Systems and methods for charging an electric vehicle at a charging station Emerging Cross-Sectional Technologies 5 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.