Patents by Inventor Thomas Karkkainen

Thomas Karkkainen 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).

  • Lenses for the correction of presbyopia and methods of designing the lenses
    Patent number: 8393733
    Abstract: The invention provides methods for designing contact lenses and contact lenses designed according to the method, which lenses provide an improved method for presbyopia correction compared to conventional lenses and methods. It is a discovery of the invention that improved performance and reduced design time can be obtained by using lens pairs that act synergistically to provide the lens wearer with good binocularity and consistent performance in near, intermediate and distance vision.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: March 12, 2013
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: C. Benjamin Wooley, James W. Haywood, Ronald Clark, Thomas Karkkainen, Susan W. Neadle, Sheila B. Hickson-Curran
  • LENSES FOR THE CORRECTION OF PRESBYOPIA AND METHODS OF DESIGNING THE LENSES
    Publication number: 20100302505
    Abstract: The invention provides methods for designing contact lenses and contact lenses designed according to the method, which lenses provide an improved method for presbyopia correction compared to conventional lenses and methods. It is a discovery of the invention that improved performance and reduced design time can be obtained by using lens pairs that act synergistically to provide the lens wearer with good binocularity and consistent performance in near, intermediate and distance vision.
    Type: Application
    Filed: May 27, 2010
    Publication date: December 2, 2010
    Inventors: C. Benjamin Wooley, James W. Haywood, Ronald Clark, Thomas Karkkainen, Susan W. Neadle, Sheila B. Hickson-Curran
  • Lenses for the correction of presbyopia and methods of designing the lenses
    Patent number: 7753521
    Abstract: The invention provides methods for designing contact lenses and contact lenses designed according to the method, which lenses provide an improved method for presbyopia correction compared to conventional lenses and methods. It is a discovery of the invention that improved performance and reduced design time can be obtained by using lens pairs that act synergistically to provide the lens wearer with good binocularity and consistent performance in near, intermediate and distance vision.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: July 13, 2010
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: C. Benjamin Wooley, James W. Haywood, Ronald Clark, Thomas Karkkainen, Susan W. Neadle, Sheila B. Hickson-Curran
  • LENSES FOR THE CORRECTION OF PRESBYOPIA AND METHODS OF DESIGNING THE LENSES
    Publication number: 20090244478
    Abstract: The invention provides methods for designing contact lenses and contact lenses designed according to the method, which lenses provide an improved method for presbyopia correction compared to conventional lenses and methods. It is a discovery of the invention that improved performance and reduced design time can be obtained by using lens pairs that act synergistically to provide the lens wearer with good binocularity and consistent performance in near, intermediate and distance vision.
    Type: Application
    Filed: March 31, 2008
    Publication date: October 1, 2009
    Inventors: C. Benjamin Wooley, James W. Haywood, Ronald Clark, Thomas Karkkainen, Susan W. Neadle, Shella B. Hickson-Curran