SEMICONDUCTOR OPTICAL DEVICES AND TECHNIQUES - Patent 0634052

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EP 0 634 052 A1

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(43)	Date of publication:
	18.01.1995 Bulletin 1995/03

(21)	Application number: 93908605.0

(22)	Date of filing: 26.03.1993

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International Patent Classification (IPC):

H01S 5/ 00^{( . )}
H01S 5/ 026^{( . )}
H01S 5/ 10^{( . )}
H01S 5/ 40^{( . )}

H01L 21/ 316^{( . )}
H01S 5/ 042^{( . )}
H01S 5/ 22^{( . )}

(86)	International application number:
	PCT/US1993/002844

(87)	International publication number:
	WO 1993/020581 (14.10.1993 Gazette 1993/25)

(84)	Designated Contracting States:
	DE FR GB IT NL

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Priority:

30.03.1992 US 19920860454
10.08.1992 US 19920927822

(71)	Applicant: The Board of Trustees for the University of Illinois
	Urbana, Illinois 61801 (US)

(72)	Inventors:
	HOLONYAK, Nick, Jr. Urbana, IL 61801 (US) KISH, Fred, A. Sunnyvale, CA 94087 (US) CARACCI, Stephen, J. Champaign, IL 61820 (US) EL-ZEIN, Nada Champaign, IL 61820 (US)

(74)	Representative: Skone James, Robert Edmund
	GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)

(54)	SEMICONDUCTOR OPTICAL DEVICES AND TECHNIQUES