Patents by Inventor David Chukwuemeka Ogbuaku

David Chukwuemeka Ogbuaku 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).

  • Power steering pump apparatus
    Patent number: 5820356
    Abstract: An improved power steering pump integrates into a single assembly the pump (10), the reservoir (20) and a filtration system. The reservoir (20) includes upper and lower chambers (26, 24) and a primary filter (40) therebetween. The filtration system may also include a secondary filter (42) for providing filtration of fluid added through a filler device (31). The reservoir (20) may also include a bypass chamber (30) and a fluid bypass (66) with a bypass valve (68) for permitting fluid to bypass the primary filter (40) in the event the fluid exceeds a predetermined viscosity.
    Type: Grant
    Filed: September 27, 1995
    Date of Patent: October 13, 1998
    Assignee: Ford Global Technologies, Inc.
    Inventor: David Chukwuemeka Ogbuaku