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:
Oct. 01, 1996
Filed:
Apr. 10, 1995
Applicant:
Inventors:
Lennart Mannik, Etobicoke, CA;
Harry E Ruda, North York, CA;
Assignee:
Ontario Hydro, Toronto, CA;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ; H01J / ;
U.S. Cl.
CPC ...
372 43 ; 2504621 ; 2504861 ; 257 79 ; 372 44 ; 372 70 ; 372 73 ;
Abstract
A radioluminescent light source comprising a crystalline III-V or II-VI semiconductor or a group IV quantum semiconductor and a radioactive element adapted to cause the semiconductor to produce light is disclosed. The radioactive element, such as tritium, is either incorporated within the semiconductor, preferably proximate to the p-n junction of the semiconductor, or placed adjacent the semiconductor.