Patents by Inventor Yokota Yokota

Yokota Yokota 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).

  • Hydrolysis-resistant silicone compounds
    Patent number: 8779178
    Abstract: In one aspect, the invention relates to hydrolysis-resistant silicone compounds. In particular, disclosed are sterically hindered hydrolysis-resistant silicone compounds and improved purity hydrolysis-resistant silicone compounds. Also disclosed are processes for making hydrolysis-resistant silicone compounds; the products of the disclosed processes; compositions and polymers comprising the disclosed compounds and products of the disclosed processes; and ophthalmic lenses, for example contact lenses, intraocular lenses, artificial cornea, and spectacle lenses, comprising the disclosed compositions, disclosed polymers, disclosed compounds, and products of the disclosed processes. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Grant
    Filed: January 21, 2013
    Date of Patent: July 15, 2014
    Assignees: Johnson & Johnson Vision Care, Inc., Toray Industries, Inc.
    Inventors: Kazuhiko Fujisawa, Masataka Nakamura, Yokota Yokota, Douglas G. Vanderlaan