Patents by Inventor William Rovani

William Rovani 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).

  • Multifocal contact lens with aspheric surface
    Patent number: 6808262
    Abstract: A contact lens is disclosed having a front surface and a back surface. The lens contains a continuously varying aspheric surface on one or more of these surfaces.
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: October 26, 2004
    Assignee: Novartis AG
    Inventors: L. Lawrence Chapoy, William Rovani, John B. W. Lett
  • Lens manufacturing process
    Publication number: 20020153623
    Abstract: A process for manufacturing ophthalmic lenses is described. This process has several phases, including raw material processing, material metering and dispensing, the material shaping, and ejection/de-molding. The material-shaping phase can utilize various molding processes including compression molding, thermoforming, reaction injection molding, or injection molding. The process allows re-use of the shaping molds/dies and can be automated.
    Type: Application
    Filed: January 24, 2002
    Publication date: October 24, 2002
    Inventors: Stephane Gobron, William Rovani
  • Multifocal contact lens with aspheric surface
    Publication number: 20020036748
    Abstract: A contact lens is disclosed having a front surface and a back surface. The lens contains a continuously varying aspheric surface on one or more of these surfaces.
    Type: Application
    Filed: June 14, 2001
    Publication date: March 28, 2002
    Inventors: L. Lawrence Chapoy, William Rovani, John B.W. Lett
  • Shock-absorbing system for protective equipment
    Patent number: 4023213
    Abstract: A shock-absorbing system is provided for protective helmets such as football helmets or crash helmets which includes an impact-resistant shell, a plurality of webs secured to the inside of the shell in the crown portion, and a plurality of flexible plastic compartments containing foam secured to the webs, the compartments being interconnected by means of orifices of relatively small size and the interior of the compartments being at atmospheric pressure or slightly above.
    Type: Grant
    Filed: May 17, 1976
    Date of Patent: May 17, 1977
    Assignee: Pepsico, Inc.
    Inventor: William Rovani