Number | Name | Date | Kind |
---|---|---|---|
4150997 | Hayes | Apr 1979 | |
4153593 | Zabiak et al. | May 1979 | |
4328332 | Hayes et al. | May 1982 | |
4370370 | Iwata et al. | Jan 1983 | |
4388362 | Iwata et al. | Jun 1983 | |
4424245 | Maruta et al. | Jan 1984 | |
4444819 | Maruta et al. | Apr 1984 | |
4452843 | Kaule et al. | Jun 1984 | |
4507669 | Sakamoto et al. | Mar 1985 | |
4551738 | Maruta et al. | Nov 1985 | |
4598205 | Kaule et al. | Jul 1986 | |
4682194 | Usami et al. | Jul 1987 | |
4722921 | Kiritani et al. | Feb 1988 | |
4742043 | Tanaka et al. | May 1988 | |
4783493 | Motegi et al. | Nov 1988 | |
4942150 | Usami et al. | Jul 1990 | |
5292855 | Krutak et al. | Mar 1994 | |
5336714 | Krutak et al. | Aug 1994 | |
5397819 | Krutak et al. | Mar 1995 | |
5423432 | Krutak et al. | Jun 1995 | |
5461136 | Krutak et al. | Oct 1995 | |
5468581 | Coe et al. | Nov 1995 | |
5503904 | Yoshinaga et al. | Apr 1996 | |
5614008 | Escano et al. | Mar 1997 | |
5665151 | Escano et al. | Sep 1997 | |
5682103 | Burrell | Oct 1997 | |
5703229 | Krutak et al. | Dec 1997 |
Number | Date | Country |
---|---|---|
9308992 | May 1993 | WOX |
9732733 | Sep 1997 | WOX |
Entry |
---|
Database WPI, Section Ch, Week 9418, Derwent Publications Ltd., London, GB, Class G05, AN 94-147585, XP002103332 & JP 06 092074 A (Mitsubishi Paper Mills Ltd.), Apr. 5, 1994. |
U.S. Patent Ser. application No. 09/153,588; filed Sep. 15, 1998, which is a CIP of U.S. Pat. Ser. application No. 09/107,362; filed Jun. 30, 1998, abandoned Sep. 15, 1998, entitled "Print Media with Near Infrared Fluorescent Sense Mark and Printer Therefor", by inventor Yaoping Tan et al., assigned to NCR Corporation. |
U.S. Patent application Ser. No. 09/108,133, filed Jun. 30, 1998, entitled "Flexographic Security Ink with Near Infrared Fluorophores", by inventor Yaoping Tan et al., assigned to NCR Corporation. |