Patents by Inventor Keisuke KAZAMA

Keisuke KAZAMA 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: 11505816
    Abstract: The purpose of the present invention is to provide a detection means whereby Staphylococcus aureus can be identified at a high accuracy. An aspect of the present invention relates to a medium for detecting S. aureus which comprises one or more kinds of nutrient components, a color developing agent capable of developing a color in the presence of ?-glucosidase, a color developing agent capable of developing a color in the presence of phosphatase and 0.5 mg/cm3 or more of sodium colistin methanesulfonate. Another aspect of the present invention relates to a sheet for detecting S. aureus, said sheet comprising the aforesaid medium, and a method for detecting S. aureus with the use of the medium and sheet as described above.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: November 22, 2022
    Assignee: KIKKOMAN CORPORATION
    Inventors: Keisuke Kazama, Rui Saitou
  • Publication number: 20220212452
    Abstract: The present invention provides a decorative sheet with excellent flame retardance and high sharpness such that patterns are clearly visible and discoloration is suppressed. The present invention provides a decorative sheet characterized by comprising one or more thermoplastic resin layers selected from the group consisting of a transparent resin layer, a base material sheet, and a synthetic-resin backer layer, wherein (1) at least one of the thermoplastic resin layers contains a phosphazene-based flame retardant; and (2) the transparent resin layer and the base material sheet contain at least one resin selected from the group consisting of polyolefin-based resins and polyester-based resins.
    Type: Application
    Filed: March 19, 2020
    Publication date: July 7, 2022
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Yoshiaki Netsu, Keisuke Kazama, Yuka Sakaguchi, Yoshihiro Kobayashi
  • Publication number: 20220184932
    Abstract: The present invention provides a decorative sheet with excellent flame retardance and high sharpness such that patterns are clearly visible and discoloration is suppressed. The present invention provides a decorative sheet characterized by comprising one or more thermoplastic resin layers selected from the group consisting of a transparent resin layer, a base material sheet, and a synthetic-resin backer layer, wherein (1) at least one of the thermoplastic resin layers contains a metal phosphinate-based flame retardant; and (2) the transparent resin layer and the base material sheet contain at least one resin selected from the group consisting of polyolefin-based resins and polyester-based resins.
    Type: Application
    Filed: March 19, 2020
    Publication date: June 16, 2022
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Yoshiaki Netsu, Keisuke Kazama, Yuka Sakaguchi, Yoshihiro Kobayashi
  • Publication number: 20210017566
    Abstract: The purpose of the present invention is to provide a detection means whereby Staphylococcus aureus can be identified at a high accuracy. An aspect of the present invention relates to a medium for detecting S. aureus which comprises one or more kinds of nutrient components, a color developing agent capable of developing a color in the presence of ?-glucosidase, a color developing agent capable of developing a color in the presence of phosphatase and 0.5 mg/cm3 or more of sodium colistin methanesulfonate. Another aspect of the present invention relates to a sheet for detecting S. aureus, said sheet comprising the aforesaid medium, and a method for detecting S. aureus with the use of the medium and sheet as described above.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 21, 2021
    Inventors: Keisuke KAZAMA, Rui SAITOU
  • Patent number: 10822632
    Abstract: The purpose of the present invention is to provide a detection means whereby Staphylococcus aureus can be identified at a high accuracy. An aspect of the present invention relates to a medium for detecting S. aureus which comprises one or more kinds of nutrient components, a color developing agent capable of developing a color in the presence of ?-glucosidase, a color developing agent capable of developing a color in the presence of phosphatase and 0.5 mg/cm3 or more of sodium colistin methanesulfonate. Another aspect of the present invention relates to a sheet for detecting S. aureus, said sheet comprising the aforesaid medium, and a method for detecting S. aureus with the use of the medium and sheet as described above.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: November 3, 2020
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Keisuke Kazama, Rui Saitou
  • Publication number: 20190024136
    Abstract: The purpose of the present invention is to provide a detection means whereby Staphylococcus aureus can be identified at a high accuracy. An aspect of the present invention relates to a medium for detecting S. aureus which comprises one or more kinds of nutrient components, a color developing agent capable of developing a color in the presence of ?-glucosidase, a color developing agent capable of developing a color in the presence of phosphatase and 0.5 mg/cm3 or more of sodium colistin methanesulfonate. Another aspect of the present invention relates to a sheet for detecting S. aureus, said sheet comprising the aforesaid medium, and a method for detecting S. aureus with the use of the medium and sheet as described above.
    Type: Application
    Filed: January 26, 2017
    Publication date: January 24, 2019
    Inventors: Keisuke KAZAMA, Rui SAITOU