Patents by Inventor Gerald L. Hartkopf

Gerald L. Hartkopf 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).

  • Patent number: D419148
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: January 18, 2000
    Assignee: Hewlett-Packard Company
    Inventors: Wayne E. Foslien, Joseph M. White, Seiya Ohta, Gerald L. Hartkopf
  • Patent number: D419983
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: February 1, 2000
    Assignee: Hewlett-Packard Company
    Inventors: Wayne E. Foslien, Joseph M. White, Seiya Ohta, Gerald L. Hartkopf
  • Patent number: D420656
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: February 15, 2000
    Assignee: Hewlett-Packard Company
    Inventors: Wayne E. Foslien, Joseph M. White, Seiya Ohta, Gerald L. Hartkopf