The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2008
Filed:
Mar. 17, 2005
Minoru Yoshida, Machida, JP;
Takeshi Watanabe, Yokohama, JP;
Masashi Takahashi, Yokohama, JP;
Toshihiro Kasai, Yokohama, JP;
Shoko Shimmura, Yokohama, JP;
Takashi Hatakeyama, Yokohama, JP;
Minoru Yoshida, Machida, JP;
Takeshi Watanabe, Yokohama, JP;
Masashi Takahashi, Yokohama, JP;
Toshihiro Kasai, Yokohama, JP;
Shoko Shimmura, Yokohama, JP;
Takashi Hatakeyama, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
There is provided an image forming apparatus comprising a developing device containing a toner having an average particle diameter of 2 to 5 μm and a spherical degree of 1 to 1.2, and a transfer member which is pressed against the image carrier by a pressing force having a total load of 150 g to 1500 g and a surface load of 10 to 150 g/cmat the time of transfer.