Patents by Inventor Yumi Anan Executrix

Yumi Anan Executrix 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).

  • CONTACT LENS SOLUTION AND METHOD FOR HYDROPHILIZING CONTACT LENS BY USING THE SAME
    Publication number: 20090124706
    Abstract: It is an object of the present invention to provide a contact lens solution that imparts stable hydrophilicity even to a surface of a contact lens having strong water repellency. There was prepared a contact lens solution comprising a copolymer of N-p-vinylbenzyl-D-lactonamide and at least one monomer copolymerizable therewith. The copolymer is present in the solution in an amount of 0.0001 to 5 w/v %.
    Type: Application
    Filed: January 6, 2009
    Publication date: May 14, 2009
    Applicants: TOMEY CO., LTD, Celagix Res. Ltd.
    Inventors: Satoru MATSUMOTO, Yasuyuki Kato, Naoki Anan, Yumi Anan Executrix, Mitsuaki Goto, Masamichi Iwama