Patents by Inventor Jason Matthew LeFevre

Jason Matthew LeFevre 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: 11027562
    Abstract: A printing module and a method for controlling the same are disclosed. For example, the printing module includes a plurality of printheads, a transport belt located below the plurality of printheads to transport print media below the plurality of printheads, wherein the transport belt comprises a plurality of vacuum openings, and a positive pressure plenum system, wherein the positive pressure plenum system provides a positive air flow to create an air interface between a top surface of the positive pressure plenum system and a bottom surface of the transport belt, wherein the positive pressure plenum system provides a negative air flow to create a vacuum through the plurality of vacuum openings of the transport belt to hold the print media against the transport belt.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: June 8, 2021
    Assignee: Xerox Corporation
    Inventors: Douglas K. Herrmann, Chu-heng Liu, Seemit Praharaj, Paul J. McConville, Jason Matthew LeFevre
  • Patent number: 10999449
    Abstract: A method for measuring a blur of a print job and adjusting printer parameters in response to the blur is disclosed. For example, the method may be performed by a multi-function device (MFD) and includes printing an image on a print media, scanning the image, calculating a blur count for each location of the image in a cross-process direction, determining that the blur count for at least one location of the image is above a blur threshold, and adjusting at least one print parameter for a subsequently printed image on the MFD.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: May 4, 2021
    Assignee: Xerox Corporation
    Inventors: Seemit Praharaj, Jason Matthew LeFevre, Christine A. Steurrys, John T. Newell, David Alan Vankouwenberg, Paul J. McConville
  • Patent number: 10911606
    Abstract: A method, non-transitory computer readable medium and apparatus for applying an image shear to correct a digital image-paper registration error are disclosed. For example, the method, performed by a processor of a printing device, includes detecting an amount of skew of a paper traveling through a registration system of a printing device, determining that the amount of skew is greater than a predefined threshold, applying an image shear to a digital image that will be printed on the paper, and controlling a plurality of printheads of the printing device to print the digital image on the paper with the image shear that is applied.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: February 2, 2021
    Assignee: Xerox Corporation
    Inventors: Chu-heng Liu, Paul J. McConville, Douglas K. Herrmann, Jason Matthew LeFevre, Seemit Praharaj
  • Patent number: 10807354
    Abstract: A print system and a method for curing marking material on an object using an active LED array in a three dimensional (3D) object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source comprising a plurality of light emitting diodes (LED) that are independently addressable, a movable member to hold an object, and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to control movement of the movable member and to operate each one of the plurality of LEDs of the curing light source to apply energy in accordance with a shape of the object to cure the marking material.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: October 20, 2020
    Assignee: Xerox Corporation
    Inventors: Douglas K. Herrmann, Paul McConville, Jason Matthew LeFevre, Seemit Praharaj, Michael Jon Levy
  • Publication number: 20200324558
    Abstract: A printing module and a method for controlling the same are disclosed. For example, the printing module includes a plurality of printheads, a transport belt located below the plurality of printheads to transport print media below the plurality of printheads, wherein the transport belt comprises a plurality of vacuum openings, and a positive pressure plenum system, wherein the positive pressure plenum system provides a positive air flow to create an air interface between a top surface of the positive pressure plenum system and a bottom surface of the transport belt, wherein the positive pressure plenum system provides a negative air flow to create a vacuum through the plurality of vacuum openings of the transport belt to hold the print media against the transport belt.
    Type: Application
    Filed: April 10, 2019
    Publication date: October 15, 2020
    Inventors: Douglas K. Herrmann, Chu-heng Liu, Seemit Praharaj, Paul J. McConville, Jason Matthew LeFevre
  • Publication number: 20200108633
    Abstract: An integrated packaging and object holder configured to attach to a mounting structure of a system for printing on a three-dimensional object. The integrated packaging and object holder includes a packaging unit and at least one mating element. The packaging unit includes one or more holding portions, each of which is configured to hold at least a portion of a three-dimensional object. The at least one mating element is configured to engage a complementary structure of a mounting structure of a system for printing on a three-dimensional object held within a holding portion of the packaging unit.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 9, 2020
    Inventors: Jason Matthew LeFevre, Douglas K. Herrmann, Paul McConville, Chu-heng Liu
  • Publication number: 20200016884
    Abstract: A print system and a method for curing marking material on an object using an active transparent display in a three dimensional (3D) object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source, a movable member to hold an object, an active transparent display and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to control movement of the movable member, to control the active transparent display and to operate the curing light source to apply energy to cure the marking material, wherein the amount of energy that is applied to the object is controlled by a mask that is displayed on the active transparent display.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 16, 2020
    Inventors: Douglas K. Herrmann, Michael Jon Levy, Seemit Praharaj, Paul McConville, Jason Matthew LeFevre
  • Publication number: 20200021691
    Abstract: A method, non-transitory computer readable medium and apparatus for applying an image shear to correct a digital image-paper registration error are disclosed. For example, the method, performed by a processor of a printing device, includes detecting an amount of skew of a paper traveling through a registration system of a printing device, determining that the amount of skew is greater than a predefined threshold, applying an image shear to a digital image that will be printed on the paper, and controlling a plurality of printheads of the printing device to print the digital image on the paper with the image shear that is applied.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 16, 2020
    Inventors: Chu-heng Liu, Paul J. McConville, Douglas K. Herrmann, Jason Matthew LeFevre, Seemit Praharaj
  • Patent number: 10518556
    Abstract: A system for printing on a multi-dimensional object includes a plurality of print heads, a mounting structure configured to receive an integrated object packaging and holder for an object and to movably mount on a support member, an actuator configured to move the mounting structure along the support member, and a processing device. The system also includes a non-transitory, computer-readable memory containing programming instructions that are configured to cause the processing device to control a movement of the mounting structure relative to the plurality of print heads, and operate the plurality of print heads to eject marking material onto an object mounted on the mounting structure.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: December 31, 2019
    Assignee: Xerox Corporation
    Inventors: Jason Matthew LeFevre, Douglas K. Herrmann, Paul McConville, Chu-heng Liu
  • Patent number: 10486414
    Abstract: A print system and a method for curing marking material on an object using an active transparent display in a three dimensional (3D) object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source, a movable member to hold an object, an active transparent display and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to control movement of the movable member, to control the active transparent display and to operate the curing light source to apply energy to cure the marking material, wherein the amount of energy that is applied to the object is controlled by a mask that is displayed on the active transparent display.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: November 26, 2019
    Assignee: Xerox Corporation
    Inventors: Douglas K. Herrmann, Michael Jon Levy, Seemit Praharaj, Paul McConville, Jason Matthew LeFevre
  • Patent number: 10477034
    Abstract: A method, non-transitory computer readable medium and apparatus for applying an image shear to correct a digital image-paper registration error are disclosed. For example, the method, performed by a processor of a printing device, includes detecting an amount of skew of a paper traveling through a registration system of a printing device, determining that the amount of skew is greater than a predefined threshold, applying an image shear to a digital image that will be printed on the paper, and controlling a plurality of printheads of the printing device to print the digital image on the paper with the image shear that is applied.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: November 12, 2019
    Assignee: Xerox Corporation
    Inventors: Chu-heng Liu, Paul J. McConville, Douglas K. Herrmann, Jason Matthew LeFevre, Seemit Praharaj
  • Patent number: 10467773
    Abstract: A print system and a method for detecting inline failure of a curing light source of a 3D object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source, an inline failure detection (IFD) system, a movable member to hold an object, a heat resistant member coupled to the movable member that holds a thermal paper for testing operation of the curing light source and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to apply energy to the thermal paper and to cure the marking material, and to operate the IFD system to read the thermal paper to detect a failure of the curing light source.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: November 5, 2019
    Assignee: Xerox Corporation
    Inventors: Seemit Praharaj, Michael Jon Levy, Jason Matthew LeFevre, Paul McConville, Douglas K. Herrmann
  • Publication number: 20190312981
    Abstract: A method, non-transitory computer readable medium and apparatus for applying an image shear to correct a digital image-paper registration error are disclosed. For example, the method, performed by a processor of a printing device, includes detecting an amount of skew of a paper traveling through a registration system of a printing device, determining that the amount of skew is greater than a predefined threshold, applying an image shear to a digital image that will be printed on the paper, and controlling a plurality of printheads of the printing device to print the digital image on the paper with the image shear that is applied.
    Type: Application
    Filed: April 9, 2018
    Publication date: October 10, 2019
    Inventors: Chu-heng Liu, Paul J. McConville, Douglas K. Herrmann, Jason Matthew LeFevre, Seemit Praharaj
  • Publication number: 20180370251
    Abstract: A system for printing on a multi-dimensional object includes a plurality of print heads, a mounting structure configured to receive an integrated object packaging and holder for an object and to movably mount on a support member, an actuator configured to move the mounting structure along the support member, and a processing device. The system also includes a non-transitory, computer-readable memory containing programming instructions that are configured to cause the processing device to control a movement of the mounting structure relative to the plurality of print heads, and operate the plurality of print heads to eject marking material onto an object mounted on the mounting structure.
    Type: Application
    Filed: August 30, 2018
    Publication date: December 27, 2018
    Inventors: Jason Matthew LeFevre, Douglas K. Herrmann, Paul McConville, Chu-heng Liu
  • Publication number: 20180281311
    Abstract: A print system and a method for curing marking material on an object using an active LED array in a three dimensional (3D) object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source comprising a plurality of light emitting diodes (LED) that are independently addressable, a movable member to hold an object, and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to control movement of the movable member and to operate each one of the plurality of LEDs of the curing light source to apply energy in accordance with a shape of the object to cure the marking material.
    Type: Application
    Filed: March 29, 2017
    Publication date: October 4, 2018
    Inventors: DOUGLAS K. HERRMANN, Paul McConville, Jason Matthew LeFevre, Seemit Praharaj, Michael Jon Levy
  • Publication number: 20180281308
    Abstract: A print system and a method for detecting inline failure of a curing light source of a 3D object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source, an inline failure detection (IFD) system, a movable member to hold an object, a heat resistant member coupled to the movable member that holds a thermal paper for testing operation of the curing light source and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to apply energy to the thermal paper and to cure the marking material, and to operate the IFD system to read the thermal paper to detect a failure of the curing light source.
    Type: Application
    Filed: March 29, 2017
    Publication date: October 4, 2018
    Inventors: SEEMIT PRAHARAJ, Michael Jon Levy, Jason Matthew LeFevre, Paul McConville, Douglas K. Herrmann
  • Publication number: 20180281309
    Abstract: A print system and a method for curing marking material on an object using an active transparent display in a three dimensional (3D) object printer are disclosed. For example, the print system includes a plurality of printheads, a curing light source, a movable member to hold an object, an active transparent display and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to control movement of the movable member, to control the active transparent display and to operate the curing light source to apply energy to cure the marking material, wherein the amount of energy that is applied to the object is controlled by a mask that is displayed on the active transparent display.
    Type: Application
    Filed: March 29, 2017
    Publication date: October 4, 2018
    Inventors: DOUGLAS K. HERRMANN, Michael Jon Levy, Seemit Praharaj, Paul McConville, Jason Matthew LeFevre
  • Publication number: 20180281310
    Abstract: A print system and a method for detecting and correcting underperforming LEDs in-line of a 3D object printer are disclosed. For example, the print system includes a plurality of printheads arranged in a two-dimensional array, a curing light source, an inline detection and correction (IDC) system, a movable member to hold an object and a test plate and a controller to control movement of the movable member to move the object and the test plate past the array of printheads, to operate the plurality of printheads to eject a marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source apply energy to the test plate and to cure the marking material, and to operate the IDC system to read the test plate to confirm that the curing light source is operating correctly based on a reading of the test plate.
    Type: Application
    Filed: March 29, 2017
    Publication date: October 4, 2018
    Inventors: Jason Matthew LeFevre, Paul McConville, Douglass K. Hermann, Seemit Praharaj, Michael Jon Levy
  • Publication number: 20180281459
    Abstract: A system for printing on a multi-dimensional object includes a plurality of print heads, a mounting structure configured to receive an integrated object packaging and holder for an object and to movably mount on a support member, an actuator configured to move the mounting structure along the support member, and a processing device. The system also includes a a non-transitory, computer-readable memory containing programming instructions that are configured to cause the processing device to control a movement of the mounting structure relative to the plurality of print heads, and operate the plurality of print heads to eject marking material onto an object mounted on the mounting structure.
    Type: Application
    Filed: April 3, 2017
    Publication date: October 4, 2018
    Inventors: Jason Matthew LeFevre, Douglas K. Herrmann, Paul McConville, Chu-heng Liu
  • Patent number: 10086625
    Abstract: A system for printing on a multi-dimensional object includes a plurality of print heads, a mounting structure configured to receive an integrated object packaging and holder for an object and to movably mount on a support member, an actuator configured to move the mounting structure along the support member, and a processing device. The system also includes a a non-transitory, computer-readable memory containing programming instructions that are configured to cause the processing device to control a movement of the mounting structure relative to the plurality of print heads, and operate the plurality of print heads to eject marking material onto an object mounted on the mounting structure.
    Type: Grant
    Filed: April 3, 2017
    Date of Patent: October 2, 2018
    Assignee: Xerox Corporation
    Inventors: Jason Matthew LeFevre, Douglas K. Herrmann, Paul McConville, Chu-heng Liu