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:
Aug. 09, 1988
Filed:
Dec. 08, 1986
Applicant:
Inventors:
Yoshihiro Nomura, Numazu, JP;
Noriaki Ide, Fuji, JP;
Kazumi Ohtaki, Numazu, JP;
Masami Tomita, Numazu, JP;
Hachiro Tosaka, Susono, JP;
Toshiki Nanya, Numazu, JP;
Motoi Orihara, Numazu, JP;
Shunichi Chiba, Numazu, JP;
Satoru Inoue, Mishima, JP;
Yasuo Asahina, Numazu, JP;
Hiroyuki Fushimi, Numazu, JP;
Assignee:
Ricoh Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430110 ;
Abstract
This invention relates to a toner for developing an electrostatic latent image, which contains a coloring agent, a binder resin and a charge controlling agent as the main components, said charge controlling agent being a metal salt of salicylic acid or derivatives.