Patents by Inventor Sho IIHAMA

Sho IIHAMA 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: 20230119832
    Abstract: A nonwoven fabric layered body includes, in the following order, a crimped surface layer including a crimped spunbond nonwoven fabric including a crimped fiber, a crimped intermediate layer including a crimped spunbond nonwoven fabric including a crimped fiber, and a non-crimped surface layer including a non-crimped spunbond nonwoven fabric including a non-crimped fiber, a linear mass density of the crimped fiber in the crimped surface layer is from 1.4 denier to 1.6 denier, and a linear mass density of the crimped fiber in the crimped intermediate layer is less than 1.4 denier.
    Type: Application
    Filed: March 26, 2021
    Publication date: April 20, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Sho IIHAMA, Koichi SHIMADA
  • Publication number: 20210401099
    Abstract: A multilayer nonwoven fabric includes: a surface layer; an intermediate layer; and a back layer; in this order, wherein the surface layer and the back layer are each independently a spunbonded nonwoven layer comprising a long fiber of a thermoplastic polyurethane elastomer (A) and a long fiber of a thermoplastic resin (B), the intermediate layer is a spunbonded layer comprising 50% by mass or more of a long fiber of a thermoplastic polyurethane elastomer (a), and a storage elastic modulus of the thermoplastic polyurethane elastomer (A) and a storage elastic modulus of the thermoplastic polyurethane elastomer (a) are each independently 25.0 MPa or less.
    Type: Application
    Filed: October 15, 2019
    Publication date: December 30, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shouichi TAKAKU, Sho IIHAMA, Koichi SHIMADA, Shigeyuki MOTOMURA