Number | Date | Country | Kind |
---|---|---|---|
62-319810 | Dec 1987 | JPX | |
62-319811 | Dec 1987 | JPX | |
62-334974 | Dec 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3742129 | Roberts et al. | Jun 1973 | |
3911480 | Brucker | Oct 1975 | |
3922484 | Keller | Nov 1975 | |
4084196 | Tissue et al. | Apr 1978 | |
4371260 | Yoshimoto et al. | Feb 1983 | |
4595948 | Itoh et al. | Jul 1986 | |
4654721 | Goertzel et al. | Mar 1987 | |
4667250 | Murai | May 1987 | |
4672433 | Yamamoto et al. | Jun 1987 | |
4700399 | Yoshida | Oct 1987 | |
4734759 | Kobori et al. | Mar 1988 | |
4754336 | Nishizawa | Jun 1988 | |
4817174 | Nakatani | Mar 1989 | |
4819193 | Imao | Apr 1989 | |
4876610 | Ohsawa et al. | Oct 1989 | |
4878125 | Katayama et al. | Oct 1989 | |
4893177 | Tada et al. | Jan 1990 |
Number | Date | Country |
---|---|---|
2262824 | Jul 1974 | DEX |
3525414 | Jan 1986 | DEX |
2164222 | Apr 1986 | GBX |
Entry |
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"An Adaptive Algorithm for Spatial Grey Scale", SID 75 Digest, Floyd et al. |