Patents by Inventor Leon Bruce Liu

Leon Bruce Liu 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).

  • Patent number: 6149853
    Abstract: An automotive interior door panel having a decorative covering displayed to the interior compartment of a vehicle and a rigid substrate having a backing surface. The backing surface includes a plurality of energy absorbers integrally molded thereon. The method utilizing the following steps. A low-pressure or high pressure injection mold operable between open and closed positions is moved to the open position. The mold has a covering receiving surface and an energy absorber producing surface. A flexible covering is positioned juxtaposed the covering receiving surface. The mold is moved to the closed position to create a space between the covering and the energy absorber producing surface. A molten plastic material is injected into the space to form the door substrate. The substrate has a nominal cross-sectional thickness between said energy absorbers.
    Type: Grant
    Filed: August 3, 1998
    Date of Patent: November 21, 2000
    Assignee: Visteon Global Technologies, Inc.
    Inventors: Thomas Junior Luckett, Ravi Thyagarajan, Leon Bruce Liu, Dale O. Cramer, Dave Joseph Bauer
  • Patent number: 6000742
    Abstract: A seat mounting apparatus for supporting a seat allows the seat to be positioned in three possible positions allowing for improved ingress/egress and cargo carrying. The seat mounting apparatus includes a seat back frame (28), a seat bottom frame (36), a front leg (50), and a rear leg (44). A guide mechanism (59) is disposed between the seat bottom frame and the front leg for guiding the front leg. A reclining mechanism (91) is interposed between the seat back frame and the seat bottom frame for allowing the seat back frame to move between first and second reclined positions and into a first folded position. A front release mechanism (61) is interposed between the seat bottom frame and the front leg for controlling relative motion between the front leg and the seat bottom upon actuation of the front release mechanism.
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: December 14, 1999
    Assignee: Ford Motor Company
    Inventors: Donald Richard Schaefer, Frank Qiukui Liu, Lucian Bela, Leon Bruce Liu, Majid Hammoud