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:
Sep. 08, 2009
Filed:
Jun. 17, 2003
Applicant:
Takatoshi Sugita, Nagano-ken, JP;
Inventor:
Takatoshi Sugita, Nagano-ken, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04N 1/407 (2006.01);
U.S. Cl.
CPC ...
Abstract
A main controller sends a 'rewrite mode' command to an engine controller. Receiving the command, the engine controllersends a 'roger' status. This switches the mode from a print mode to a rewrite mode. In the rewrite mode, the engine controllerserves as a master and the main controllerserves as a slave, a communication which is necessary for rewriting of firmware takes place between the two, and the firmware is rewritten.
Sugita, Takatoshi. (2009). Apparatus and method of rewriting firmware (U.S. Patent No. 7587463). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7587463
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