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.

Date of Patent:
Mar. 10, 2009

Filed:

Jan. 16, 2003
Applicant:

Takeshi Nishimura, Saitama, JP;

Inventor:

Takeshi Nishimura, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/00 (2006.01); G03F 3/00 (2006.01); G06K 15/00 (2006.01); G06K 9/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes a first processing unit and a second processing unit. The first processing unit receives multi-valued first compressed image data in accordance with a first compression format that is a variable length compression format. The first compressed image data are externally transferred to the first processing unit. The first processing unit then converts the first compressed image data into second compressed image data in accordance with a second compression format. The second processing unit performs expansion and binarization processes on the second compressed image data, and outputs the second compressed image data to a printer engine.


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