Patents by Inventor Tadayasu Higuchi

Tadayasu Higuchi 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: 4163621
    Abstract: A method for forming a continuous footing for a large building to be built on a concrete pile foundation using pre-fabricated footing blocks is disclosed. A novel leveling element which comprises a base plate having an aperture for receiving the top of a pile remaining above the ground level and side walls having indentations for receiving at least one pre-fabricated footing block is used, whereby a continuous footing can be formed with pre-fabricated footing blocks on the piles the tops of which remain above the ground level with uneven heights.
    Type: Grant
    Filed: February 8, 1978
    Date of Patent: August 7, 1979
    Inventor: Tadayasu Higuchi
  • Patent number: 4124963
    Abstract: A process for forming a continuous footing for building a house comprising digging trenches in accordance with the layout of a house to be built, forming a rubble and gravel bed in the trenches, placing a plurality of leveling pieces on the bed and leveling only the leveling pieces by laying sand thereunder, placing footing blocks on the leveling pieces so as to bridge them, pouring gravel in the trenches, compacting the gravel and rubble so that they are tightly compacted under the footing blocks up to the bottom of the footing blocks, thereafter removing the leveling pieces, and finally placing gravel in the spaces which have been occupied by the leveling pieces and compacting the gravel under the joints of the blocks, is disclosed.
    Type: Grant
    Filed: January 30, 1978
    Date of Patent: November 14, 1978
    Inventor: Tadayasu Higuchi