Patents by Inventor P. Mark Powell

P. Mark Powell 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).

  • Apparatus for forming an ophthalmic lens
    Patent number: 11364696
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: June 21, 2022
    Assignee: Johnson & Johnson Vision Care, Inc
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • APPARATUS FOR FORMING AN OPHTHALMIC LENS
    Publication number: 20220088894
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Application
    Filed: September 18, 2020
    Publication date: March 24, 2022
    Inventors: Michael F. Widman, John B. Enns, P. Mark Powell, Peter W. Sites
  • Apparatus for forming an ophthalmic lens
    Patent number: 10901319
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: January 26, 2021
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • LENS PRECURSOR WITH FEATURES FOR THE FABRICATION OF AN OPHTHALMIC LENS
    Publication number: 20200292847
    Abstract: This invention provides for the fabrication of ophthalmic lenses via the utilization of DMD shows and/or DMD files. More specifically, the use of the DMD shows and/or DMD files to generate lens precursor designs comprising described features to form part of a substructure for the fluid reactive media portion of the lens precursor and wherein the lens precursor can generate particular ophthalmic lens designs in a free-form manner using methods described herein.
    Type: Application
    Filed: June 2, 2020
    Publication date: September 17, 2020
    Inventors: Christopher Wildsmith, Michael Widman, P. Mark Powell
  • APPARATUS FOR FORMING AN OPHTHALMIC LENS
    Publication number: 20200150456
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 14, 2020
    Inventors: Michael F. Widman, John B Enns, P. Mark Powell, Peter W Sites
  • Apparatus for formation of an ophthalmic lens precursor and lens
    Patent number: 10571718
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: February 25, 2020
    Assignee: Johnson & Johnson Vision Care, Inc
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • Contour form control
    Patent number: 10377096
    Abstract: This invention describes methods and apparatus for implementing a Convergence Process to Converge a Lens Design wherein a previous DMD Show may be modified for a subsequent Iteration. In preferred embodiments, an Iterative Loop may be initiated during a Convergence Process wherein one or more of various: techniques, modalities, and thickness correction methods may be implemented.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: August 13, 2019
    Assignee: Johnson & Johnson Vision Care Inc
    Inventors: Christopher Wildsmith, Michael Widman, P. Mark Powell
  • APPARATUS FOR FORMATION OF AN OPHTHALMIC LENS PRECURSOR AND LENS
    Publication number: 20190041665
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Application
    Filed: October 10, 2018
    Publication date: February 7, 2019
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • Apparatus for formation of an ophthalmic lens precursor and lens
    Patent number: 10126567
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: November 13, 2018
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • CONTOUR FORM CONTROL
    Publication number: 20180126678
    Abstract: This invention describes methods and apparatus for implementing a Convergence Process to Converge a Lens Design wherein a previous DMD Show may be modified for a subsequent Iteration. In preferred embodiments, an Iterative Loop may be initiated during a Convergence Process wherein one or more of various: techniques, modalities, and thickness correction methods may be implemented.
    Type: Application
    Filed: August 31, 2017
    Publication date: May 10, 2018
    Inventors: Christopher Wildsmith, Michael Widman, P. Mark Powell
  • APPARATUS FOR FORMATION OF AN OPHTHALMIC LENS PRECURSOR AND LENS
    Publication number: 20180081198
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Application
    Filed: November 28, 2017
    Publication date: March 22, 2018
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • Apparatus for formation of an ophthalmic lens precursor and lens
    Patent number: 9857607
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: January 2, 2018
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F Widman, John B Enns, P. Mark Powell, Peter W Sites
  • APPARATUS FOR FORMATION OF AN OPHTHALMIC LENS PRECURSOR AND LENS
    Publication number: 20170153463
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Application
    Filed: February 9, 2017
    Publication date: June 1, 2017
    Inventors: Michael F. Widman, John B. Enns, P. Mark Powell, Peter W. Sites
  • Lens precursor with features for the fabrication of an ophthalmic lens
    Patent number: 9664923
    Abstract: This invention provides for the fabrication of ophthalmic lenses via the utilization of DMD shows and/or DMD files. More specifically, the use of the DMD shows and/or DMD files to generate lens precursor designs comprising described features to form part of a substructure for the fluid reactive media portion of the lens precursor and wherein the lens precursor can generate particular ophthalmic lens designs in a free-form manner using methods described herein.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: May 30, 2017
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Christopher Wildsmith, Michael Widman, P. Mark Powell
  • LENS PRECURSOR WITH FEATURES FOR THE FABRICATION OF AN OPHTHALMIC LENS
    Publication number: 20170146822
    Abstract: This invention provides for the fabrication of ophthalmic lenses via the utilization of DMD shows and/or DMD files. More specifically, the use of the DMD shows and/or DMD files to generate lens precursor designs comprising described features to form part of a substructure for the fluid reactive media portion of the lens precursor and wherein the lens precursor can generate particular ophthalmic lens designs in a free-form manner using methods described herein.
    Type: Application
    Filed: February 7, 2017
    Publication date: May 25, 2017
    Inventors: Christopher Wildsmith, Michael Widman, P. Mark Powell
  • Apparatus for formation of an ophthalmic lens precursor and lens
    Patent number: 9610742
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: April 4, 2017
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F Widman, John B Enns, I, P Mark Powell, Peter W Sites
  • Apparatus for vapor phase processing ophthalmic devices
    Patent number: 9346226
    Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: May 24, 2016
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: John B Enns, Michael F Widman, I, Joe M Wood, P. Mark Powell, Ture Kindt-Larsen
  • Apparatus for formation of an ophthalmic lens precursor and lens
    Patent number: 9266294
    Abstract: This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: February 23, 2016
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F. Widman, John B. Enns, P. Mark Powell, Peter W. Sites
  • Methods for formation of an ophthalmic lens precursor and lens
    Patent number: 9180634
    Abstract: This invention discloses methods for generating one or both of an ophthalmic lens precursor with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: November 10, 2015
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F. Widman, John B. Enns, P. Mark Powell, Peter W. Sites
  • Methods for formation of an ophthalmic lens precursor and lens
    Patent number: 9180633
    Abstract: This invention discloses methods for generating one or both of an ophthalmic lens precursor with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: November 10, 2015
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Michael F. Widman, John B. Enns, P. Mark Powell, Peter W. Sites