US 7,515,860 B2
Image forming method and image forming apparatus for same
Koji Suzuki, Kanagawa (Japan); Mitsuo Aoki, Shizuoka (Japan); Bing Shu, Shizuoka (Japan); Yasushi Koichi, Kanagawa (Japan); Setsuo Soga, Tokyo (Japan); Tadashi Kasai, Tokyo (Japan); and Yutaka Takahashi, Kanagawa (Japan)
Assigned to Ricoh Company, Ltd., Tokyo (Japan)
Filed on Aug. 02, 2007, as Appl. No. 11/832,848.
Application 11/832848 is a continuation of application No. 11/503152, filed on Aug. 14, 2006, granted, now 7,273,688.
Application 11/503152 is a continuation of application No. 10/806104, filed on Mar. 23, 2004, granted, now 7,125,638.
Claims priority of application No. 2003-081137 (JP), filed on Mar. 24, 2003; application No. 2003-081151 (JP), filed on Mar. 24, 2003; and application No. 2003-081156 (JP), filed on Mar. 24, 2003.
Prior Publication US 2007/0286652 A1, Dec. 13, 2007
Int. Cl. G03G 15/20 (2006.01)
U.S. Cl. 399—338  [399/328; 399/46; 430/120.1; 430/124.1; 430/123.5; 430/125.3; 430/110.3; 430/110.4; 430/111.4] 5 Claims
OG exemplary drawing
 
1. An image forming apparatus comprising:
a latent image support for supporting a latent image; and
a developing device configured to use toner to develop the latent image on said latent image support,
wherein the estimated average halftone granularity of the toner image after developing is 0.25 or less.