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:
Jan. 13, 2004
Filed:
May. 21, 2001
Applicant:
Inventor:
Akira Ariyoshi, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 5/00 ;
U.S. Cl.
CPC ...
H01S 5/00 ;
Abstract
A semiconductor laser chip has an emission point on a PN junction thereof. The emission point is located at a distance of 80 &mgr;m or less along the PN junction from a lateral side surface of the semiconductor laser chip.
Ariyoshi, Akira. (2004). Semiconductor laser chip and optical pickup using the same (U.S. Patent No. 6678298). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6678298
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