Patents by Inventor Michael J. Hensley

Michael J. Hensley 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).

  • Polyvinyl alcohol ophthalmic gel
    Patent number: 4255415
    Abstract: An ophthalmic gel having an improved intensity and duration of the biological response is provided by utilizing a polyvinyl alcohol-sodium borate gel buffered to a pH of 6.5-8.5.
    Type: Grant
    Filed: November 22, 1978
    Date of Patent: March 10, 1981
    Assignee: Schering Corporation
    Inventors: Sukhbir S. Chrai, Santosh Gupta, Michael J. Hensley