(19)
(11) EP 1 614 164 A1

(12)

(43) Date of publication:
11.01.2006 Bulletin 2006/02

(21) Application number: 04749827.4

(22) Date of filing: 07.04.2004
(51) International Patent Classification (IPC): 
H01L 31/0216(1990.01)
G02B 5/28(1968.09)
(86) International application number:
PCT/US2004/010651
(87) International publication number:
WO 2004/093200 (28.10.2004 Gazette 2004/44)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 08.04.2003 US 461243 P

(71) Applicant: 3M Innovative Properties Company
St. Paul, Minnesota 55133-3427 (US)

(72) Inventors:
  • HARADA, Takashi
    Saint Paul, Minnesota 55133-3427 (US)
  • MIZUNO, Kazuhiko
    Saint Paul, Minnesota 55133-3427 (US)
  • WHEATLEY, John A.
    Saint Paul, Minnesota 55133-3427 (US)
  • NEVITT, Timothy J.
    Saint Paul, Minnesota 55133-3427 (US)
  • OUDERKIRK, Andrew J.
    Saint Paul, Minnesota 55133-3427 (US)

(74) Representative: Hermann, Gerhard 
Vossius & Partner European Patent Attorneys Siebertstraße 4
81675 München
81675 München (DE)

   


(54) VISIBLE WAVELENGTH DETECTOR SYSTEMS AND FILTERS THEREFOR