Number | Name | Date | Kind |
---|---|---|---|
3469112 | Hands et al. | Sep 1969 | |
3643110 | Thompson | Feb 1972 | |
4185211 | Kucharewski | Jan 1980 | |
4321488 | Srivastava | Mar 1982 | |
5004935 | Murayama et al. | Apr 1991 | |
5012133 | Hughes | Apr 1991 | |
5109169 | Hughes | Apr 1992 |
Number | Date | Country |
---|---|---|
2152098 | Dec 1988 | JPX |
1-279500 | Nov 1989 | JPX |
Entry |
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W. D. Pricer, "Blur Correction Circuit for Scanners" IBM Technical Disclosure Bulletin, vol. 17, No. 12, May 1975 pp. 3545-3547. |