Patent assignee · US · COMPANY

Wrightspeed, Inc.

11Patents
11Active
11Granted
49Portfolio score

Filing activity: Mar 24, 2011 → Apr 17, 2019 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9541172B1 Gearboxes with compound planet gears and methods of operating thereof Mechanical Engineering; Lighting; Heating 31 Active
US8718897B2 Vehicle dynamics control in electric drive vehicles Emerging Cross-Sectional Technologies 22 Active
US10518831B2 Self-powered actively steerable converter dollies for long combination vehicles Emerging Cross-Sectional Technologies 18 Active
US9469214B2 Vehicle dynamics control in electric drive vehicles Emerging Cross-Sectional Technologies 10 Active
US9920818B2 Gearboxes with compound planet gears and methods of operating thereof Mechanical Engineering; Lighting; Heating 4 Active
US10822772B1 Hydraulic systems with variable speed drives Mechanical Engineering; Lighting; Heating 2 Active
US10821839B1 Power management of electrical vehicles using range extending turbines Emerging Cross-Sectional Technologies 1 Active
US10742094B1 Temperature monitoring of magnets in permanent magnet motors used in vehicle drivetrains Emerging Cross-Sectional Technologies 1 Active
US11230196B2 Vehicle dynamics control in electric drive vehicles Emerging Cross-Sectional Technologies 1 Active
US10989118B2 Controlled evaporation and heating of fuels for turbine engines Emerging Cross-Sectional Technologies 0 Active
US10308137B2 Vehicle dynamics control in electric drive vehicles Emerging Cross-Sectional Technologies 0 Active

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