Patents by Inventor HJ Laboratories, LLC

HJ Laboratories, LLC 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).

  • PROVIDING ERASABLE PRINTING WITH NANOPARTICLES
    Publication number: 20130027494
    Abstract: Providing rewritable or erasable printing or copying utilizing nanoparticle ink or toner is disclosed. A paper-like material is described using nanoparticles that are selectively controlled to show a substantially dark, gray, or white dot depending on an emitted signal or field in a printer or copier device. Also disclosed is a printer or copier device that erases and writes nanoparticles to a paper-like material depending on an emitted magnetic signal in a printer or copier device.
    Type: Application
    Filed: September 28, 2012
    Publication date: January 31, 2013
    Applicant: HJ LABORATORIES, LLC
    Inventor: HJ Laboratories, LLC