Number | Date | Country | Kind |
---|---|---|---|
63-89878 | Apr 1988 | JPX | |
63-109551 | May 1988 | JPX | |
63-120203 | May 1988 | JPX | |
63-123049 | May 1988 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3111407 | Lindquist et al. | Feb 1960 | |
3281244 | Endermann et al. | Oct 1966 | |
3322556 | Munder et al. | May 1967 | |
3360371 | Munder | Dec 1967 | |
3429827 | Ruus et al. | Feb 1969 | |
4636462 | Kawata et al. | Jan 1987 | |
4695525 | Tsukase et al. | Sep 1987 | |
4771032 | Yamaguchi et al. | Sep 1988 | |
4828957 | Yonese et al. | May 1989 | |
4895826 | Watanabe et al. | Jan 1990 |
Number | Date | Country |
---|---|---|
0346484 | Jan 1981 | EPX |
0123224 | Apr 1991 | EPX |
2206218 | Dec 1992 | GBX |
Entry |
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Patent Abstracts of Japan, vol. 6, No. 263 (M-181) [1141], Dec. 22, 1982, JP-A-57 157 788, (RICOH K.K.) Sep. 29, 1982 (Abstract). |
Research Disclosure, No. 145, May 1976, Abstract No. 14544, Havant, GB; D. C. Mitchell et al.: "Concentration of Microcapsule-containing Suspensions", Whole Document. |