Patents by Inventor Padam Angra

Padam Angra 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).

  • Carrier and developer compositions
    Publication number: 20070037084
    Abstract: A carrier composition having magnetite with a diameter of from about 80 microns to about 150 microns, and wherein the carrier has a conductivity of from about 10?8 to about 10?11 (ohms-cm)?1 and a carrier breakdown voltage of from about 20 to about 200 volts, and a developer composition with toner and this carrier composition, and also including a developer housing apparatus and an electrostatographic apparatus comprising the developer housing apparatus.
    Type: Application
    Filed: August 15, 2005
    Publication date: February 15, 2007
    Inventors: Padam Angra, Michael Grande, Zhaoyi Masucci, Joseph Rowe, John Walters