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:
Nov. 24, 1981
Filed:
Aug. 06, 1979
Applicant:
Inventors:
Takayuki Nakayama, Kawasaki, JP;
Nobuhiro Inagaki, Yokohama, JP;
Michio Ishihara, Yokohama, JP;
Ryosuke Namazu, Yokohama, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; H01L / ;
U.S. Cl.
CPC ...
350 9619 ; 350 9621 ; 350 9622 ; 357 17 ; 357 74 ; 357 30 ;
Abstract
An optoelectronic semiconductor device for use in an optical transmission system comprises a stem for mounting an optoelectronic semiconductor element thereon and a cap within which an optical fiber, optically communicating with the optoelectronic semiconductor element, is arranged. An end of the optical fiber within the cap is exposed on the cap surface. A screw is formed on the outer suface of the cap and a nut, which engages the screw, is provided for optically connecting optical transmission fiber with the optical fiber within the cap.