Patents by Inventor Dennis Figueroa

Dennis Figueroa 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).

  • Single-piece accommodating intraocular lens system
    Patent number: 8025823
    Abstract: There is disclosed an accommodating intraocular lens for implantation in an eye having an optical axis. The lens comprises an anterior portion which in turn comprises an anterior viewing element and an anterior biasing element. The lens further comprises a posterior portion which in turn comprises a posterior viewing element in spaced relationship to the anterior viewing element and a posterior biasing element. The anterior portion and posterior portion meet at first and second apices of the intraocular lens. The anterior portion and the posterior portion and/or the apices are responsive to force thereon to cause the separation between the viewing elements to change. Additional embodiments and methods are also disclosed.
    Type: Grant
    Filed: April 19, 2006
    Date of Patent: September 27, 2011
    Assignee: Visiogen, Inc.
    Inventors: Hai-Minh Pham, Tuan Anh Nguyen, Dennis Figueroa
  • Single-piece accommodating intraocular lens system
    Publication number: 20070108643
    Abstract: There is disclosed an accommodating intraocular lens for implantation in an eye having an optical axis. The lens comprises an anterior portion which in turn comprises an anterior viewing element and an anterior biasing element. The lens further comprises a posterior portion which in turn comprises a posterior viewing element in spaced relationship to the anterior viewing element and a posterior biasing element. The anterior portion and posterior portion meet at first and second apices of the intraocular lens. The anterior portion and the posterior portion and/or the apices are responsive to force thereon to cause the separation between the viewing elements to change. Additional embodiments and methods are also disclosed.
    Type: Application
    Filed: April 19, 2006
    Publication date: May 17, 2007
    Inventors: Gholam-Reza Zadno-Azizi, Dennis Figueroa, Hai-Minh Pham, Tuan Nguyen