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:
Apr. 23, 2013
Filed:
Mar. 22, 2010
Applicant:
Akira Shimatani, Osaka, JP;
Inventor:
Akira Shimatani, Osaka, JP;
Assignee:
Kyocera Mita Corporation, , JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A plurality of LED circuits are each configured having white LEDs serially connected therein, and the white LEDs are arranged in alternate main scanning direction positions for each of the LED circuits. When any of these LED circuits has failed, an output light power of white LEDs of LED circuits that have not failed is increased by a light power control section, thereby compensating an extinguished amount of the failed LED circuit.