Patents by Inventor Will Van Kraay

Will Van Kraay 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).

  • Mold, molding system and molding machine for making ophthalmic devices
    Patent number: 7156638
    Abstract: This invention provides a mold comprising a first mold half which works in conjunction with a second mold half for forming ophthalmic devices wherein said first mold half comprises at least one changeable cassette comprising inserts for forming said ophthalmic devices. The mold is particularly well-suited for use in an injection molding machine.
    Type: Grant
    Filed: May 14, 2003
    Date of Patent: January 2, 2007
    Assignee: Johnson & Johnson Vision Products Inc.
    Inventors: Victor Lust, Philip K. Parnell, Kornelis Renkema, Jan van Lievenoogen, Will Van Kraay
  • Mold, molding system and molding machine for making ophthalmic devices
    Publication number: 20030203066
    Abstract: This invention provides a mold comprising a first mold half which works in conjunction with a second mold half for forming ophthalmic devices wherein said first mold half comprises at least one changeable cassette comprising inserts for forming said ophthalmic devices. The mold is particularly well-suited for use in an injection molding machine.
    Type: Application
    Filed: May 14, 2003
    Publication date: October 30, 2003
    Inventors: Victor Lust, Philip K. Parnell, Kornelis Renkema, Jan Van Lievenoogen, Will Van Kraay
  • Mold, molding system and molding machine for making ophthalmic devices
    Patent number: 6592356
    Abstract: This invention provides a mold comprising a first mold half which works in conjunction with a second mold half for forming ophthalmic devices wherein said first mold half comprises at least one changeable cassette comprising inserts for forming said ophthalmic devices. The mold is particularly well-suited for use in an injection molding machine.
    Type: Grant
    Filed: May 5, 1999
    Date of Patent: July 15, 2003
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Victor Lust, Philip K. Parnell, Kornelis Renkema, Jan van Lievenoogen, Will van Kraay