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. 23, 1987
Filed:
Mar. 11, 1986
Ken-ichi Kishi, Hachioji, JP;
Kenzi Tuzita, Hachioji, JP;
Tuneo Daidoji, Hachioji, JP;
Yuki Okuyama, Hachioji, JP;
Kiyoshi Kimura, Hachioji, JP;
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Abstract
This invention relates to a magnetic toner (3b) composed mainly of a magnetic material and a binder resin, in which the difference between the softening point and the softening initiation temperature of said magnetic toner (3b) is made 5.degree. C. or more to provide a magnetic toner (3b) which is suitable for pressing transfer, particularly pressing transfer by use of an intermediate transfer member and capable of giving stable running characteristics without causing off-set phenomenon according to a conventional developing system without use of no special developing system and regardless of the photosensitive member employed as well as good image quality on a plain paper.