Patents by Inventor Toshizo Yagi

Toshizo Yagi 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: 5106679
    Abstract: An automotive molded ceiling material comprising two layers of a surfacing material and a fibrous core, the fibrous core being interposed between the two layers of the surfacing material and comprising a base material of palm fiber, flax fiber or a mixture thereof and a fibrous reinforcing material. The automotive molded ceiling material wherein the fibrous core comprises a layer of the base material carrying at least one layer of the fibrous reinforcing material is produced by distributing cut rovings of the fibrous reinforcing material over a sheet of base material, impregnating the distributed cut rovings of the fibrous reinforcing material with a liquid phenolic resin adhesive, disposing the sheet of base material carrying the impregnated fibrous reinforcing material to form a laminate, and molding the laminate by heating the laminate under pressure.
    Type: Grant
    Filed: July 13, 1990
    Date of Patent: April 21, 1992
    Assignees: S. T. Truth Co., Ltd., Asahi Kogyo Co., Ltd.
    Inventors: Hiromi Wataya, Toshizo Yagi
  • Patent number: 4574411
    Abstract: An improved pillow is provided by inserting cushion material fixed with a plurality of porcelain tiles on its surface, into a bag body having permeability and elasticity. Its shape is held during use, and natural sleeping posture is maintained, and the porcelain tile cools the head moderately for comfortable sleep.
    Type: Grant
    Filed: October 12, 1983
    Date of Patent: March 11, 1986
    Assignee: Japan Life Co. Ltd.
    Inventor: Toshizo Yagi
  • Patent number: 4509219
    Abstract: A sleeping mattress comprises in order a first layer made of cushion material formed with wave-like projections, a second layer having semi-circular projections provided with permanent magnets, a third layer stuffed with palm fibers and reinforcing materials, and a fourth layer composed of cushion materials. A magnetic curing effect by the magnets and a spine balancing effect by moderate hardness are obtained during sleeping, and comfortable sleeping may be achieved.
    Type: Grant
    Filed: October 12, 1983
    Date of Patent: April 9, 1985
    Assignee: Japan Life Company Limited
    Inventor: Toshizo Yagi