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. 07, 1976
Filed:
May. 28, 1975
Applicant:
Inventor:
James Cleary McGroddy, Putnam Valley, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
313500 ; 313114 ; 357 17 ;
Abstract
An injection laser, whose sides are chemically etched to produce facing 45.degree. mirrors, can be made to emit lasing light in the same direction as current going through the p-n junction. A two dimensional array of lasers is produced wherein the location of each laser is uniformly spaced from an adjacent laser.