Patents by Inventor XEIKON

XEIKON 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).

  • TONER, AND IMAGE FORMING METHOD AND PROCESS CARTRIDGE USING THE TONER
    Publication number: 20130122417
    Abstract: A toner is provided including toner particles A having a circularity of greater than 0.93 and not greater than 1.00 and toner particles B having a circularity of from 0.85 to 0.93, wherein the following relationships are satisfied: 70?RA?95, 5?RB?30, 0.014?SD?0.025, and 0.940?ED?0.950, wherein RA (% by number) represents a ratio of a number of the toner particles A to a total number of toner particles included in the toner, RB (% by number) represents a ratio of a number of the toner particles B to the total number of toner particles included in the toner, SD represents a standard deviation of circularity of the toner particles A, and ED represents an average envelope degree of the toner particles B.
    Type: Application
    Filed: January 9, 2013
    Publication date: May 16, 2013
    Applicants: XEIKON, RICOH COMPANY, LTD. MANUFACTURING N.V.
    Inventors: RICOH COMPANY, LTD. MANUFACTURING N.V., XEIKON