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:
Apr. 01, 2008
Filed:
Sep. 15, 2004
Applicants:
Suzuka Nozoe, Odawara, JP;
Takehiko Kinoshita, Mishima, JP;
Inventors:
Suzuka Nozoe, Odawara, JP;
Takehiko Kinoshita, Mishima, JP;
Assignee:
Ricoh Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/14 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrophotographic photoreceptor and image processing method, the photoreceptor including an electroconductive substrate; an undercoat layer overlying the electroconductive substrate; and a photosensitive layer overlying the undercoat layer, wherein the undercoat layer includes a titanium oxide; an oil-free alkyd resin; a block isocyanate compound; and a metal oxide different from the titanium oxide, having an average particle diameter smaller than an average particle diameter thereof.