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:
Mar. 24, 2009
Filed:
Jul. 07, 2006
Applicants:
Satoshi Muramatsu, Tokyo-to, JP;
Nobuo Kasahara, Kanagawa-ken, JP;
Nobuo Iwata, Kanagawa-ken, JP;
Junichi Matsumoto, Kanagawa-ken, JP;
Inventors:
Satoshi Muramatsu, Tokyo-to, JP;
Nobuo Kasahara, Kanagawa-ken, JP;
Nobuo Iwata, Kanagawa-ken, JP;
Junichi Matsumoto, Kanagawa-ken, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A toner for forming a visual image on an image bearer having a maximum shearing stress of about 30 G (N/m) when a maximum shearing stress test is performed using a uniaxial collapsing stress measuring method and a vertical stress 16 G (N/m) is applied. Alternatively the toner has a uniaxial collapsing stress of about 50 G (N/m).