(19)
(11)
EP 0 479 918 A1
(12)
(43)
Date of publication:
15.04.1992
Bulletin 1992/16
(21)
Application number:
90911486.0
(22)
Date of filing:
20.07.1990
(51)
International Patent Classification (IPC):
G01N
25/
72
( . )
G01R
35/
00
( . )
G01N
27/
90
( . )
H04N
5/
33
( . )
(86)
International application number:
PCT/US1990/004120
(87)
International publication number:
WO 1991/016638
(
31.10.1991
Gazette 1991/25)
(84)
Designated Contracting States:
DE GB
(30)
Priority:
17.04.1990
US 19900510112
(71)
Applicant:
IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
Ames, IA 50010 (US)
(72)
Inventors:
MOULDER, John C.
Ames, IA 50010 (US)
ROSE, James, H.
Ames, IA 50010 (US)
(74)
Representative:
Thomson, Paul Anthony
Potts, Kerr & Co. 15, Hamilton Square
Birkenhead Merseyside L41 6BR
Birkenhead Merseyside L41 6BR (GB)
(54)
METHOD AND APPARATUS FOR PHOTOINDUCTIVE IMAGING