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:
Aug. 22, 1995
Filed:
Sep. 16, 1993
Applicant:
Inventor:
Moritoshi Miyamoto, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
235454 ;
Abstract
An optical information recording/reproducing apparatus includes a first spot forming system for forming a first recording light spot and a second recording light spot for recording information on an information recording medium, a second spot forming system for forming a first reproducing light spot and a second reproducing light spot for reproducing information from the information recording medium, and a moving device for effecting a relative reciprocating motion between the first and second spot forming systems and the information recording medium. The spot forming systems form the recording light spots and the reproducing light spots in a particular arrangement.