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:
Mar. 07, 1989
Filed:
Jan. 22, 1988
Applicant:
Inventors:
Masatoshi Suzuki, Tokyo, JP;
Shigeyuki Akiba, Tokyo, JP;
Hideaki Tanaka, Hoya, JP;
Yukitoshi Kushiro, Tokyo, JP;
Assignee:
Other;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ; H01L / ;
U.S. Cl.
CPC ...
372 45 ; 357 17 ; 372 50 ; 372 96 ;
Abstract
A semiconductor integrated light emitting device is disclosed which comprises a light emitting waveguide including a light emitting layer, and an external waveguide directly coupled to the light emitting waveguide. In accordance with the present invention, the light emitting waveguide and the external waveguide are mutually laminated in the vicinity of a region where they are directly coupled together.