Patents by Inventor TAKAYOSHI TOZUNE

TAKAYOSHI TOZUNE 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).

  • COATING MATERIAL, OPTICAL COATING FILM, AND OPTICAL ELEMENT
    Publication number: 20150124327
    Abstract: A coating material for forming an optical coating film, which constitutes a reflection preventing film provided on a lens base material, includes a solvent (A), a compound (B) which contains a polymerizable functional group, and a metal oxide particle (C), in which the solvent (A) contains at least one solvent (A1) selected from the group consisting of propylene glycol monopropyl ether, propylene glycol monomethyl ether, and propylene glycol monomethyl ether acetate, and the compound (B) contains a compound (B1) which contains two or more urethane bonds in one molecule, or metal alkoxide (B2).
    Type: Application
    Filed: January 12, 2015
    Publication date: May 7, 2015
    Inventor: TAKAYOSHI TOZUNE