Patents by Inventor Sigeru TOMITA

Sigeru TOMITA 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).

  • Microneedle array manufacturing method
    Patent number: 10500386
    Abstract: The purpose of the present invention is to provide: a microneedle array that does not readily break during puncture and thereby improves the reliability of puncturing, the microneedle array being capable of administering the desired amount of the target substance; and a microneedle manufacturing method for manufacturing a microneedle array of such description. To achieve the above purpose, the invention is characterized in being provided with: a substrate; a plurality of microneedle base sections formed integrally in a protruding manner on the substrate; and microneedle end sections installed at the ends of the microneedle base sections to form microneedles and provided with in vivo solubility or biodegradability, the microneedle end sections holding the target substance, a recess for admitting the microneedle end sections being provided to the microneedle base sections, and a part of the microneedle end sections being admitted into the recess for admitting the microneedle end sections.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: December 10, 2019
    Assignees: ASTI CORPORATION, TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Takuya Tamaru, Noriyuki Ogai, Akifumi Inoue, Sigeru Tomita, Ikuhiko Wada
  • MICRONEEDLE ARRAY AND MICRONEEDLE ARRAY MANUFACTURING METHOD
    Publication number: 20160158512
    Abstract: The purpose of the present invention is to provide: a microneedle array that does not readily break during puncture and thereby improves the reliability of puncturing, the microneedle array being capable of administering the desired amount of the target substance; and a microneedle manufacturing method for manufacturing a microneedle array of such description. To achieve the above purpose, the invention is characterized in being provided with: a substrate; a plurality of microneedle base sections formed integrally in a protruding manner on the substrate; and microneedle end sections installed at the ends of the microneedle base sections to form microneedles and provided with in vivo solubility or biodegradability, the microneedle end sections holding the target substance, a recess for admitting the microneedle end sections being provided to the microneedle base sections, and a part of the microneedle end sections being admitted into the recess for admitting the microneedle end sections.
    Type: Application
    Filed: July 29, 2014
    Publication date: June 9, 2016
    Inventors: Takuya TAMARU, Noriyuki OGAI, Akifumi INOUE, Sigeru TOMITA, Ikuhiko WADA