Patents by Inventor James T. MacDonald

James T. MacDonald 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).

  • Publication number: 20150083053
    Abstract: A contact unit for an animal training system and a method for producing the same. The contact unit includes at least one base portion formed from a moldable electrically non-conductive material and at least two contact probes formed from a moldable electrically conductive material. At least one contact probe is provided in each base portion. The contact probes include integral probe tips that extend outward from the at least one base portion. The contact unit is releasably mountable to a controller housing. A collar is used to mount the controller housing and the contact unit around the neck of the animal to maintain the probe tips in contact with the skin of the animal.
    Type: Application
    Filed: September 24, 2013
    Publication date: March 26, 2015
    Applicant: DOGWATCH INC.
    Inventors: James T. MacDonald, Christopher Aiston
  • Patent number: 6914997
    Abstract: A flexible earhook for positioning an earphone adjacent a wearer's ear, the earhook including a mounting element capable of being provided with the earphone. The mounting element may be substantially annular. The earhook further includes a hook element comprising a material capable of being contoured and thereafter maintaining its shape. The hook element may comprise a wire. The hook element and the mounting element may be connected such that the flexible earhook can be used on either ear.
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: July 5, 2005
    Assignee: GN Netcom/Unex, Inc.
    Inventors: James T. MacDonald, Joseph L. Freni, Jr., John Depiano, Roy Heinz
  • Publication number: 20020041697
    Abstract: A flexible earhook for positioning an earphone adjacent a wearer's ear, the earhook including a mounting element capable of being provided with the earphone. The mounting element may be substantially annular. The earhook further includes a hook element comprising a material capable of being contoured and thereafter maintaining its shape. The hook element may comprise a wire. The hook element and the mounting element may be connected such that the flexible earhook can be used on either ear.
    Type: Application
    Filed: November 5, 2001
    Publication date: April 11, 2002
    Applicant: GN Netcom/Unex Inc.
    Inventors: James T. MacDonald, Joseph L. Freni, John Depiano, Roy Heinz
  • Patent number: 6356635
    Abstract: A headband for reversible mounting of headsets, wherein the headset can be used on either side of the wearer's head. The headband may include two adjustably connected portions, for adapting to the wearer's head. On one side, the headband has a fitting for a headset. The fitting may include a plurality of tabs surrounding a substantially circular cavity. The headset may be mounted to the headband by fitting at least a part of the headset inside the cavity, wherein the headset is held in place by the tabs. The tabs may be arranged to allow the headset to extend therebetween, and they may allow the headset to be adjusted as desired by the wearer.
    Type: Grant
    Filed: May 14, 1999
    Date of Patent: March 12, 2002
    Assignee: GN Netcom/Unex Inc.
    Inventors: Stephen R. Lyman, James T. MacDonald, John DePiano, Jr., Roy Heinz
  • Patent number: 5615273
    Abstract: A microphone holder includes a housing comprising a base portion having a first aperture therein and sidewall portions disposed on the base to provide the housing with a microphone receiving cavity region. A cover, having a second aperture therein, is disposed over the cavity region of the housing and a baffle is disposed a predetermined distance over a first surface of the cover in the region of the second aperture.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: March 25, 1997
    Assignee: UNEX Corporation
    Inventors: Robert E. Lucey, James T. MacDonald
  • Patent number: 5448646
    Abstract: An interface assembly for providing an electrical and mechanical interface between a headset and a headset amplifier, includes a transmit signal path for receiving a signal from the headset microphone and for providing an output signal having electrical characteristics compatible with the headset amplifier. The interface assembly also includes a receive signal path for receiving a signal from the headset amplifier and for providing a signal having electrical characteristics compatible with the headset coupled thereto. Compatibility from headset to headset amplifier may be achieved by adjusting one or more characteristics including but not limited to the frequency response, input/output impedance matching, level adjustment and RFI suppression.
    Type: Grant
    Filed: November 1, 1993
    Date of Patent: September 5, 1995
    Assignee: UNEX Corporation
    Inventors: Robert E. Lucey, James T. MacDonald, Jr.
  • Patent number: 5410608
    Abstract: A microphone holder includes, a housing comprising a base portion having a first aperture therein and sidewall portions disposed on the base to provide the housing with a microphone receiving cavity region. A cover, having a second aperture therein, is disposed over the cavity region of the housing and a baffle is disposed a predetermined distance over a first surface of the cover in the region of the second aperture.
    Type: Grant
    Filed: September 29, 1992
    Date of Patent: April 25, 1995
    Assignee: UNEX Corporation
    Inventors: Robert E. Lucey, James T. MacDonald
  • Patent number: 5117465
    Abstract: An adjustable headset headband including a resilient band of a shape and size to fit over the head of a wearer. The band has a first end and a second end and a positioning member fixedly attached adjacent the first end. The headband also includes a housing having a first end and a second end. The positioning member is movably mounted within the housing such that the second end of the housing is oriented nearest the second end of the band. The housing includes a plurality of depressions linearly arranged within the housing from the first end of the housing to the second end of the housing, each depression of the plurality of depressions having a shallower depth than the preceeding depression. The positioning member releasably engages one of the plurality of depressions so as to maintain the positioning member at a predetermined portion within the housing.
    Type: Grant
    Filed: March 15, 1991
    Date of Patent: May 26, 1992
    Assignee: Unex Corporation
    Inventor: James T. MacDonald
  • Patent number: D357667
    Type: Grant
    Filed: November 1, 1993
    Date of Patent: April 25, 1995
    Assignee: Unex Corporation
    Inventors: Robert E. Lucey, James T. MacDonald, Jr.
  • Patent number: D431235
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: September 26, 2000
    Assignee: GN Netcom/Unex Inc.
    Inventors: Stephen R. Lyman, James T. MacDonald, John DePiano, Jr., Roy Heinz
  • Patent number: D708797
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: July 8, 2014
    Assignee: Dogwatch Inc.
    Inventors: James T. MacDonald, Christopher Aiston
  • Patent number: D708798
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: July 8, 2014
    Assignee: Dogwatch Inc.
    Inventors: James T. MacDonald, Christopher Aiston