Patents by Inventor Randy Jon Logan

Randy Jon Logan 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).

  • Integrated chemical breather filter with high and low pressure surfaces
    Patent number: 7095584
    Abstract: Filters and methods of using the filters, as well as assemblies having the filters are disclosed.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: August 22, 2006
    Assignee: Donaldson Company, Inc.
    Inventor: Randy Jon Logan
  • Adsorbent pouch for removal of gaseous contaminants
    Patent number: 6214095
    Abstract: An adsorbent pouch assembly for removing gaseous contaminants and impurities from a gas stream. The assembly is particularly designed for non-adhesively mounting into the internal enclosure of a disk drive.
    Type: Grant
    Filed: July 6, 1999
    Date of Patent: April 10, 2001
    Assignee: Donaldson Company, Inc.
    Inventors: Randy Jon Logan, Son T. Nguyen, Daniel L. Tuma, David J. Tuffley