(19)
(11)
EP 0 597 943 A1
(12)
(43)
Date of publication:
25.05.1994
Bulletin 1994/21
(21)
Application number:
92916511.0
(22)
Date of filing:
30.07.1992
(51)
International Patent Classification (IPC):
G01T
1/
20
( . )
H01L
31/
0232
( . )
(86)
International application number:
PCT/US1992/006308
(87)
International publication number:
WO 1993/003496
(
18.02.1993
Gazette 1993/05)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU MC NL SE
(30)
Priority:
31.07.1991
US 19910738529
29.07.1992
US 19920921505
(71)
Applicant:
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Oakland, California 94612-3550 (US)
(72)
Inventor:
PEREZ-MENDEZ, Victor
Berkeley, CA 94707 (US)
(74)
Representative:
Baverstock, Michael George Douglas, et al
BOULT, WADE & TENNANT 27 Furnival Street
London, EC4A 1PQ
London, EC4A 1PQ (GB)
(54)
IMPROVEMENTS IN PARTICLE DETECTOR SPATIAL RESOLUTION