Patents by Inventor Edgar Covarrubias

Edgar Covarrubias 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).

  • Devices and methods for remanufacturing printer cartridges
    Patent number: 9217490
    Abstract: Devices and methods for remanufacturing a printer cartridge component are provided. The printer cartridge component is a drum gear assembly configured for attachment to an organic photoconductor (OPC) drum configured for use in a printer cartridge. The drum gear assembly has a drum drive gear and a drive axle attached to the drum drive gear. The drive axle has a first end with teeth portions. The device has a first portion having a drive axle engagement end configured to engage the drive axle. The device further has a second portion coupled to the first portion. The second portion has a teeth engagement portion to engage one or more of the teeth portions of the drive axle. The first portion and the second portion are configured for assembling and disassembling the drum gear assembly.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: December 22, 2015
    Assignee: Mitsubishi Kagaku Imaging Corporation
    Inventors: William F. Niederstadt, Shinichi Iijima, Kozo Ishio, Edgar Covarrubias
  • Devices and Methods for Remanufacturing Printer Cartridges
    Publication number: 20150053033
    Abstract: Devices and methods for remanufacturing a printer cartridge component are provided. The printer cartridge component is a drum gear assembly configured for attachment to an organic photoconductor (OPC) drum configured for use in a printer cartridge. The drum gear assembly has a drum drive gear and a drive axle attached to the drum drive gear. The drive axle has a first end with teeth portions. The device has a first portion having a drive axle engagement end configured to engage the drive axle. The device further has a second portion coupled to the first portion. The second portion has a teeth engagement portion to engage one or more of the teeth portions of the drive axle. The first portion and the second portion are configured for assembling and disassembling the drum gear assembly.
    Type: Application
    Filed: August 21, 2014
    Publication date: February 26, 2015
    Applicant: Mitsubishi Kagaku Imaging Corporation
    Inventors: William F. Niederstadt, Shinichi Iijima, Kozo Ishio, Edgar Covarrubias