Patents by Inventor Philip Stanley Johnson

Philip Stanley Johnson 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).

  • Procedure for performing battery reconditioning on a space vehicle designed with one battery
    Patent number: 6599655
    Abstract: A method of reconditioning a battery having a plurality of cells in a plurality of packs comprises electrically connecting the plurality of packs in series. A selected pack for reconditioning is electrically isolated from the remaining packs. A current produced by the battery is bypassed around the pack to be reconditioned by a bypass circuit. The selected pack is discharged. While being discharged, the current produced by the remaining battery is passed to an electrical load. Upon discharging, the selected pack is recharged.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: July 29, 2003
    Assignee: The Boeing Company
    Inventors: Philip Stanley Johnson, Glenn Michael Gabor, Christopher Romeyn Ashley, Harout Vram Ayvazian
  • Procedure for performing battery reconditioning on a space vehicle designed with one battery
    Publication number: 20020146617
    Abstract: A method of reconditioning a battery having a plurality of cells in a plurality of packs comprises electrically connecting the plurality of packs in series. A selected pack for reconditioning is electrically isolated from the remaining packs. A current produced by the battery is bypassed around the pack to be reconditioned by a bypass circuit. The selected pack is discharged. While being discharged, the current produced by the remaining battery is passed to an electrical load. Upon discharging, the selected pack is recharged.
    Type: Application
    Filed: April 6, 2001
    Publication date: October 10, 2002
    Applicant: The Boeing Company
    Inventors: Philip Stanley Johnson, Glenn Michael Gabor, Christopher Romeyn Ashley, Harout Vram Ayvazian