Patents by Inventor Hiroyuki Koshiro

Hiroyuki Koshiro 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).

  • Resin Container and Resin Container Connected Body
    Publication number: 20230094229
    Abstract: The present invention is a resin container having a multilayer structure including a first layer that comes into contact with liquid content and a second layer that is in contact with the first layer from an outer side of the first layer. The first layer includes a cyclic olefin copolymer and a linear low-density polyethylene resin, and the second layer includes a low-density polyethylene resin.
    Type: Application
    Filed: October 21, 2019
    Publication date: March 30, 2023
    Applicant: Rohto Pharmaceutical Co., Ltd.
    Inventors: Hiroyuki Koshiro, Naohiro Ikeda
  • Squeeze bottle
    Patent number: 11167889
    Abstract: The present invention relates to a squeeze bottle integrally including a container body including a housing portion for housing a liquid composition and a spout connected to the housing portion; and a lid joined to the container body so as to seal an opening of the spout, in which the container body contains a resin containing cyclic olefins and polyethylenes.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: November 9, 2021
    Assignee: ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Naohiro Ikeda, Hiroyuki Koshiro
  • Squeeze Bottle
    Publication number: 20200122898
    Abstract: The present invention relates to a squeeze bottle integrally including a container body including a housing portion for housing a liquid composition and a spout connected to the housing portion; and a lid joined to the container body so as to seal an opening of the spout, in which the container body contains a resin containing cyclic olefins and polyethylenes.
    Type: Application
    Filed: April 13, 2018
    Publication date: April 23, 2020
    Applicant: Rohto Pharmaceutical Co., Ltd.
    Inventors: Naohiro Ikeda, Hiroyuki Koshiro