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:
Dec. 18, 1990
Filed:
Oct. 11, 1989
Applicant:
Inventors:
Masahiro Anno, Osaka, JP;
Junji Machida, Osaka, JP;
Junji Ohtani, Osaka, JP;
Eiichi Sano, Osaka, JP;
Fumio Masuda, Osaka, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
4301066 ; 430110 ; 430138 ; 430901 ;
Abstract
According to the present invention, the incorporation of polymeric-magnetic coordination complex powder in a photoconductive toner effects the production of toners excellent in dispersibility, heat stability, toner film formability and color reproducibility.