Patents by Inventor James A. Rintala

James A. Rintala 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: D296782
    Type: Grant
    Filed: March 27, 1985
    Date of Patent: July 19, 1988
    Assignee: Northern Telecom Limited
    Inventors: Floyd J. Pushelberg, James A. Rintala
  • Patent number: D299455
    Type: Grant
    Filed: March 27, 1985
    Date of Patent: January 17, 1989
    Assignee: Northern Telecom Limited
    Inventors: Floyd J. Pushelberg, James A. Rintala
  • Patent number: D301460
    Type: Grant
    Filed: March 5, 1986
    Date of Patent: June 6, 1989
    Assignee: Northern Telecom Limited
    Inventors: Floyd J. Pushelberg, James A. Rintala, Leo B. Koziol
  • Patent number: D304325
    Type: Grant
    Filed: November 13, 1985
    Date of Patent: October 31, 1989
    Assignee: Northern Telecom Limited
    Inventors: Floyd J. Pushelberg, James A. Rintala, Leo B. Koziol