(19)
(11)
EP 0 428 658 A1
(12)
(43)
Date of publication:
29.05.1991
Bulletin 1991/22
(21)
Application number:
90907716.0
(22)
Date of filing:
03.05.1990
(51)
International Patent Classification (IPC):
B41J
2/
21
( . )
G06K
15/
10
( . )
H04N
1/
23
( . )
B41J
19/
14
( . )
H04N
1/
191
( . )
(86)
International application number:
PCT/US1990/002457
(87)
International publication number:
WO 1990/014957
(
13.12.1990
Gazette 1990/28)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB IT LI LU NL SE
(30)
Priority:
31.05.1989
US 19890359736
(71)
Applicant:
SPECTRA, INC.
Hanover, NH 03755 (US)
(72)
Inventor:
HOISINGTON, Paul, A.
Thetford Center, VT 05075 (US)
(74)
Representative:
Jackson, Peter Arthur, et al
GILL JENNINGS & EVERY Broadgate House 7 Eldon Street
London EC2M 7LH
London EC2M 7LH (GB)
(54)
REDUCED BANDING IN BIDIRECTIONAL INK JET PRINTING