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:
Jun. 26, 2007
Filed:
Jun. 30, 2004
Applicants:
Takeshi Takada, Numazu, JP;
Masahiro Ohki, Numazu, JP;
Toyoshi Sawada, Odawara, JP;
Keiko Shiraishi, Susono, JP;
Masashi Nagayama, Numazu, JP;
Inventors:
Takeshi Takada, Numazu, JP;
Masahiro Ohki, Numazu, JP;
Toyoshi Sawada, Odawara, JP;
Keiko Shiraishi, Susono, JP;
Masashi Nagayama, Numazu, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
A toner prepared by a method of dissolving or dispersing toner constituents comprising a modified resin capable of reacting with an active hydrogen and a colorant which is a black metallic material to prepare a solution or a dispersion; and reacting the solution or dispersion with at least one of a crosslinking agent and an elongation agent in an aqueous medium including a resin particulate material.