Number | Name | Date | Kind |
---|---|---|---|
4051536 | Roetling | Sep 1977 | |
4149194 | Holladay | Apr 1979 | |
4185304 | Holladay | Jan 1980 | |
4245258 | Holladay | Jan 1981 | |
4308553 | Roetling | Dec 1981 | |
4809063 | Moriguchi et al. | Feb 1989 | |
5166809 | Surbrook | Nov 1992 | |
5175804 | Wittmann | Dec 1992 | |
5198910 | Ng et al. | Mar 1993 | |
5222154 | Graham et al. | Jun 1993 | |
5526140 | Rozzi | Jun 1996 | |
5710827 | Perumal, Jr. et al. | Jan 1998 | |
5822451 | Spaulding et al. | Oct 1998 |
Entry |
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Article entitled: “Tone Reproduction and Screen Design for Pictorial Electrographic Printing,” by Paul G. Roetling and Thomas M. Holladay; reprinted from Journal of Applied Photographic Engineering, vol. 5, No. 4, Fall 1979 (pp. 179-182). |
“An Optimum Algorithm for Halftone Generation for Displays and Hard Copies,” by Thomas M. Holladay; reprinted from Proceedings of the SID, vol. 21, No. 2, 1980 (pp. 185-192). |