Patents by Inventor Tomoko OOKI

Tomoko OOKI 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).

  • MULTILAYER FILM, PACKAGING MATERIAL AND PACKAGE
    Publication number: 20230202153
    Abstract: A multilayer film including a first outer layer containing 70 to 30% by mass of a propylene homopolymer (A) and 30 to 70% by mass of a propylene/ethylene random copolymer (B) having an ethylene content of 5% by mass or less, an inner layer containing a propylene/ethylene block copolymer (C) and an ethylene/propylene copolymer elastomer (D), and a second outer layer containing 70 to 30% by mass of the propylene homopolymer (A) and 30 to 70% by mass of the propylene/ethylene random copolymer (B) having an ethylene content of 5% by mass or less, in that order.
    Type: Application
    Filed: May 31, 2021
    Publication date: June 29, 2023
    Applicant: TOPPAN INC.
    Inventors: Daisuke HAMADA, Motokuni TAKENOUCHI, Tomoko OOKI, Tsuguki NISHIHARA, Masafumi HORIUCHI
  • Laminate and method for producing laminate
    Patent number: 11396167
    Abstract: A method for producing a laminate, the method comprising at least a pretreatment step of pretreating a surface of a substrate made of a plastic film by reactive ion etching so that the maximum displacement of the substrate surface measured by local thermal analysis is 300 nm or more, and a lamination step of laminating a thermoplastic resin layer made of a material different from that of the substrate on the pretreated surface of the substrate; wherein the plastic film is a polyethylene terephthalate film.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: July 26, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Miki Fukugami, Toshiya Ishii, Tomoko Ooki
  • LAMINATE AND METHOD FOR PRODUCING LAMINATE
    Publication number: 20200346443
    Abstract: A method for producing a laminate, the method comprising at least a pretreatment step of pretreating a surface of a substrate made of a plastic film by reactive ion etching so that the maximum displacement of the substrate surface measured by local thermal analysis is 300 nm or more, and a lamination step of laminating a thermoplastic resin layer made of a material different from that of the substrate on the pretreated surface of the substrate; wherein the plastic film is a polyethylene terephthalate film.
    Type: Application
    Filed: July 22, 2020
    Publication date: November 5, 2020
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Miki FUKUGAMI, Toshiya ISHII, Tomoko OOKI