Patents by Inventor Alfred E. Pearson, Jr.

Alfred E. Pearson, Jr. 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).

  • Personal filtration device
    Patent number: D519630
    Type: Grant
    Filed: June 29, 2004
    Date of Patent: April 25, 2006
    Assignee: Breathe Safe, LLC
    Inventors: Alfred E. Pearson, Jr., Jeffrey T. Samson
  • Personal filtration device
    Patent number: D519631
    Type: Grant
    Filed: June 29, 2004
    Date of Patent: April 25, 2006
    Assignee: Breathe Safe, LLC
    Inventor: Alfred E. Pearson, Jr.