Patents by Inventor Tomomi TOMIDA

Tomomi TOMIDA 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).

  • Publication number: 20220244428
    Abstract: An ophthalmic medical device including a photochromic polymer having higher transparency under an inactive state through use of a photochromic monomer. An ophthalmic medical device according to one embodiment that includes a photochromic polymer obtained by polymerizing monomer components including a photochromic monomer and a lactam ring-containing monomer, wherein a content ratio of the lactam ring-containing monomer in the monomer components is from 10 wt % to 50 wt %. The ophthalmic medical device is typically a contact lens or an intraocular lens.
    Type: Application
    Filed: June 27, 2019
    Publication date: August 4, 2022
    Inventors: Tomomi TOMIDA, Kazuhiko NAKADA, Masaki BABA, Satomu NIIDA, Junji MOMODA, Masayuki MIYAZAKI, Junji TAKENAKA