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:
Jul. 07, 2009
Filed:
Sep. 20, 2004
Yoshiki Yanagawa, Numazu, JP;
Hiroshi Ikuno, Yokohama, JP;
Hongguo LI, Numazu, JP;
Kazukiyo Nagai, Numazu, JP;
Hiroshi Tamura, Susono, JP;
Tetsuro Suzuki, Fuji, JP;
Yoshiki Yanagawa, Numazu, JP;
Hiroshi Ikuno, Yokohama, JP;
Hongguo Li, Numazu, JP;
Kazukiyo Nagai, Numazu, JP;
Hiroshi Tamura, Susono, JP;
Tetsuro Suzuki, Fuji, JP;
Ricoh Company Limited, Tokyo, JP;
Abstract
An electrophotographic photoreceptor including an electroconductive substrate and a photosensitive layer overlying the electroconductive substrate. An outermost layer of the electrophotographic photoreceptor is a crosslinked layer including a radical polymerizing monomer having three or more functional groups without a charge transporting structure. The outermost layer also includes a radical polymerizing compound having one functional group with a charge transporting structure and a reactive silicone compound having a radical polymerizing functional group.