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:
Nov. 16, 2010
Filed:
Aug. 07, 2008
Kenji Yamaguchi, Matsumoto, JP;
Nozomu Inoue, Matsumoto, JP;
Yujiro Nomura, Shiojiri, JP;
Ken Ikuma, Suwa, JP;
Kenji Yamaguchi, Matsumoto, JP;
Nozomu Inoue, Matsumoto, JP;
Yujiro Nomura, Shiojiri, JP;
Ken Ikuma, Suwa, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An image forming device includes a photoconductor drum having a rotational shaft in a first direction, and an exposure head having a plurality of imaging optical systems disposed in the first direction and a second direction and each having a negative optical magnification, and a light emitting element substrate on which a plurality of light emitting elements are disposed, the plurality of light emitting elements emitting light beams imaged on the photoconductor drum by one of the imaging optical systems, and the light beams are imaged by the imaging optical systems disposed in the second direction on the photoconductive drum at positions different from each other in the second direction.