Patents by Inventor Ryohei TAKIZAWA

Ryohei TAKIZAWA 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, MICRONEEDLE ARRAY, AND PRODUCTION METHOD OF MICRONEEDLE
    Publication number: 20220331572
    Abstract: A porous microneedle capable of accessing a target portion on a surface of the skin or under the skin in a pinpoint manner, a microneedle array of the same, and a production method of the microneedle. A part of a surface of a porous needle main body is coated with a coating member. The needle main body may include a flow path inside formed to extend in a net shape. The needle main body may be formed of a porous body, and may include a flow path formed from void parts of the porous body.
    Type: Application
    Filed: March 10, 2022
    Publication date: October 20, 2022
    Applicant: TOHOKU UNIVERSITY
    Inventors: Matsuhiko NISHIZAWA, Yuina ABE, Ryohei TAKIZAWA