Patents by Inventor Yakitoshi Higashinaka

Yakitoshi Higashinaka 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: 5231738
    Abstract: Mixed hook/loop separable fasteners comprise a base fabric provided on one surface thereof intermixedly with a multiplicity of hook-like fastening elements and a multiplicity of loop-like fastening elements. The hook-like fastening elements having a height of 1.3 to 3.8 mm and the loop-like fastening elements having a height of 1.5 to 4 mm and larger by 0.2 to 2.0 mm than the height of the hook-like fastening elements. The hook-like fastening elements and loop-like fastening elements being provided in a density of 40 to 120 pieces/cm.sup.2 with the ratio of the number of the hook-like fastening elements to the total being 40 to 60%. Also provided is a process for producing the above separable fasteners, as well as their use.
    Type: Grant
    Filed: December 12, 1991
    Date of Patent: August 3, 1993
    Assignee: Kuraray Co., Ltd.
    Inventor: Yakitoshi Higashinaka