Patents Represented by Law Firm Finnegan, Henderson, Farabow, Garrette, and Dunner
  • Particle filter apparatus
    Patent number: 5913768
    Abstract: An apparatus and method are disclosed for filtering or separating particles. The apparatus has a motor coupled to a centrifuge rotor rotatable about an axis of rotation. A fluid chamber rotates with the rotor. A substance is supplied to the inlet of the chamber. At least one of the motor and the substance supply are controlled to maintain a saturated fluidized bed of first particles within the fluid chamber while causing second particles to be retained in the chamber.
    Type: Grant
    Filed: July 5, 1996
    Date of Patent: June 22, 1999
    Assignee: Cobe Laboratories, Inc.
    Inventors: Robert Langley, Dennis Hlavinka, Linda A. Taylor, John C. Walker
  • Hydraulic brake pressure generation apparatus for a vehicle
    Patent number: 5098172
    Abstract: A hydraulic brake pressure generation apparatus which is provided with a pressure increasing valve apparatus, a fluid pressure increasing apparatus and a power valve. The pressure increasing valve apparatus receives a fluid pressure in a fluid pressure chamber of a master cylinder and then generates a fluid pressure the force of which is larger by a predetermined amount than the fluid pressure in the fluid pressure chamber.
    Type: Grant
    Filed: September 10, 1990
    Date of Patent: March 24, 1992
    Assignees: Akebono Brake Industry Co., Ltd., Akebono Research and Development Centre Ltd.
    Inventor: Toshifumi Maehara