Patents by Inventor Ronald Ackerman

Ronald Ackerman 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).

  • Spinel articles and methods for forming same
    Patent number: 7045223
    Abstract: Single crystal spinel boules, wafers, substrates and active devices including same are disclosed. In one embodiment, such articles have reduced mechanical stress and/or strain represented by improved yield rates.
    Type: Grant
    Filed: September 23, 2003
    Date of Patent: May 16, 2006
    Assignee: Saint-Gobain Ceramics & Plastics, Inc.
    Inventors: Milan Kokta, Jennifer Stone-Sundberg, Jeffrey Cooke, Ronald Ackerman, Hung Ong, Emily Corrigan
  • Spinel articles and methods for forming same
    Publication number: 20050061230
    Abstract: Single crystal spinel boules, wafers, substrates and active devices including same are disclosed. In one embodiment, such articles have reduced mechanical stress and/or strain represented by improved yield rates.
    Type: Application
    Filed: September 23, 2003
    Publication date: March 24, 2005
    Inventors: Milan Kokta, Jennifer Stone-Sundberg, Jeffrey Cooke, Ronald Ackerman, Hung Ong, Emily Corrigan
  • Spinel articles and methods for forming same
    Publication number: 20050064246
    Abstract: Single crystal spinel boules, wafers, substrates and active devices including same are disclosed. In one embodiment, such articles have reduced mechanical stress and/or strain represented by improved yield rates.
    Type: Application
    Filed: September 23, 2003
    Publication date: March 24, 2005
    Inventors: Milan Kokta, Jennifer Stone-Sundberg, Jeffrey Cooke, Ronald Ackerman, Hung Ong, Emily Corrigan