Patents by Inventor Akio Ukuma

Akio Ukuma 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).

  • Publication number: 20210381141
    Abstract: The invention addresses the problem of providing a cloth and a textile product, which are extremely excellent in stretchability and sweat-absorbing and quick-drying properties and further have a natural material-like texture and appearance. As a means for resolution, for example, a cloth is obtained using a composite yarn containing a crimped yarn and a stretch fiber.
    Type: Application
    Filed: November 21, 2019
    Publication date: December 9, 2021
    Applicant: TEIJIN FRONTIER CO., LTD.
    Inventors: Nobuaki OGATA, Akio UKUMA, Sonomi SHIBATA
  • Patent number: 9970133
    Abstract: Provided are a woven fabric having excellent lightweightness and water resistance and a garment using the woven fabric. The woven fabric has an areal weight of 100 g/m2 or less and a cover factor of 1,800 or more. One of the warp and weft of the woven fabric contains a false-twist crimped yarn, and the other contains a non-crimped yarn.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: May 15, 2018
    Assignee: TEIJIN FRONTIER CO., LTD.
    Inventors: Akio Ukuma, Kenji Iwashita
  • Patent number: 9334608
    Abstract: Disclosed are a polyester fiber having excellent antibacterial performance, deodorizing performance, and stain resistance together with sufficient durability; a method for producing the same; a cloth; a textile product; and a polyester formed article. The polyester fiber, cloth, or polyester formed article has a pH of less than 7.0 achieved by subjecting a polyester fiber, a cloth, or a polyester formed article containing a polyester copolymerized with an ester-forming metal sulfonate compound and/or an ester-forming phosphonium sulfonate compound to an acid treatment, or alternatively by applying a processing liquid having a pH of less than 7.0 to a polyester fiber, a cloth, or a polyester formed article.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: May 10, 2016
    Assignee: TEIJIN FRONTIER CO., LTD.
    Inventors: Nobuaki Ogata, Akio Ukuma, Ryou Yasumitu, Kazuhiro Morishima, Tomoko Fukushima
  • Publication number: 20130177753
    Abstract: Provided are a woven fabric having excellent lightweightness and water resistance and a garment using the woven fabric. The woven fabric has an areal weight of 100 g/m2 or less and a cover factor of 1,800 or more. One of the warp and weft of the woven fabric contains a false-twist crimped yarn, and the other contains a non-crimped yarn.
    Type: Application
    Filed: November 14, 2011
    Publication date: July 11, 2013
    Applicant: TEIJIN FRONTIER CO., LTD.
    Inventors: Akio Ukuma, Kenji Iwashita
  • Publication number: 20120207955
    Abstract: Disclosed are a polyester fiber having excellent antibacterial performance, deodorizing performance, and stain resistance together with sufficient durability; a method for producing the same; a cloth; a textile product; and a polyester formed article. The polyester fiber, cloth, or polyester formed article has a pH of less than 7.0 achieved by subjecting a polyester fiber, a cloth, or a polyester formed article containing a polyester copolymerized with an ester-forming metal sulfonate compound and/or an ester-forming phosphonium sulfonate compound to an acid treatment, or alternatively by applying a processing liquid having a pH of less than 7.0 to a polyester fiber, a cloth, or a polyester formed article.
    Type: Application
    Filed: September 14, 2010
    Publication date: August 16, 2012
    Applicant: TEIJIN FIBERS LIMITED
    Inventors: Nobuaki Ogata, Akio Ukuma, Ryou Yasumitu, Kazuhiro Morishima, Tomoko Fukushima