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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.:

US 5627670 B1

PDFFull Text
Date of Patent:
May. 06, 1997

Filed:

Jun. 07, 1995

Scanning optical apparatus having beam scan controller

Applicant:
Inventors:

Kazuo Minoura, Yokohama, JP;

Isamu Shimoda, Zama, JP;

Masayuki Suzuki, Zama, JP;

Yoshinobu Shiraiwa, Machida, JP;

Osamu Hoshino, Ebina, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Fitzpatrick, Cella, Harper & Scinto

Primary Examiner:

Thang V Tran

Int. Cl.
CPC ...
G02B / ; G03G / ;
U.S. Cl.
CPC ...
359212 ; 359216 ; 250235 ; 369 4414 ;
Abstract

A scanning optical apparatus comprises a light source unit, scanning means for deflecting a beam from said light source unit and scanning a scanning surface with the beam, means for detecting the beam scanned on said scanning surface and control means for controlling the beam scanned on said scanning surface in a direction perpendicular to said scanning surface on the basis of a magnitude and a change as a function of time of a signal output from said detecting means.

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Minoura, Kazuo. (1997). Scanning optical apparatus having beam scan controller (U.S. Patent No. 5627670). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5627670

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