Patents Assigned to RICOH COMPANY, LTD. MANUFACTURING N.V.
  • 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