Patents by Inventor Steven Napier

Steven Napier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hybrid electric vehicle powertrain with regenerative braking
    Publication number: 20050151420
    Abstract: A powertrain control method and strategy for a hybrid electric vehicle is disclosed including establishing electric motor-generator regenerative braking on a first driving axle and engine compression braking for a second driving axle when the vehicle is in a deceleration mode and friction braking the first driving axle when regenerative braking, the friction braking complementing regenerative braking to satisfy a given total braking request.
    Type: Application
    Filed: February 3, 2005
    Publication date: July 14, 2005
    Inventors: Dale Crombez, Patrick Curran, Steven Napier