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:
Dec. 27, 1988
Filed:
Dec. 11, 1985
Applicant:
Inventors:
Toshitami Hara, Tokyo, JP;
Seiichi Miyazawa, Kawasaki, JP;
Hidetoshi Nojiri, Matsudo, JP;
Akira Shimizu, Tokyo, JP;
Yoshinobu Sekiguchi, Kawasaki, JP;
Isao Hakamada, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ; H01L / ;
U.S. Cl.
CPC ...
372 50 ; 357 19 ; 372 49 ;
Abstract
A semiconductor laser comprises a plurality of lasers provided in the form of an array, the lasers being monolithically formed, a plurality of photodetector elements being monolithically formed, a plurality of first separating portions for separating the lasers and the photodetector elements from each other, and at least one second separating portion for separating the plurality of lasers from one another and the plurality of photodetector elements from one another.