Patent assignee · US · COMPANY

Unique Mobility, Inc.

11Patents
0Active
11Granted
34Portfolio score

Filing activity: Dec 14, 1977 → Dec 18, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US4216839A Electrically powered motor vehicle Emerging Cross-Sectional Technologies 176 Expired
US5004944A Lightweight high power electromagnetic transducer Electricity 92 Expired
US5670838A Electrical machines Electricity 75 Expired
US5592731A Method of constructing a stator Emerging Cross-Sectional Technologies 62 Expired
US5311092A Lightweight high power electromagnetic transducer Electricity 61 Expired
US5677605A Brushless DC motor using phase timing advancement Electricity 50 Expired
US5382859A Stator and method of constructing same for high power density electric motors and generators Emerging Cross-Sectional Technologies 50 Expired
US5107151A Switching circuit employing electronic devices in series with an inductor to avoid commutation breakdown and extending the current range of switching circuits by using IGBT devices in place of MOSFETs Electricity 39 Expired
US5982063A Electric motor with internal brake Electricity 35 Expired
US5319844A Method of making an electromagnetic transducer Emerging Cross-Sectional Technologies 33 Expired
USD251903S Passenger vehicle General 0 Expired

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