Number | Date | Country | Kind |
---|---|---|---|
4-053537 | Mar 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2892988 | Schusterius et al. | Jun 1959 | |
4265844 | Yokomizo et al. | May 1981 | |
4420737 | Miyoshi et al. | Dec 1983 | |
4943795 | Yamazaki et al. | Jul 1990 |
Number | Date | Country |
---|---|---|
63-90801 | Apr 1988 | JPX |
Entry |
---|
PRY, et al., Solid-State Electronics, vol. 6, 1963, pp. 111-120. "Positive Temperature Coefficient of Electrical Resistivity in Some ZnO-TiO.sub.2 -NiO Ceramics". |