Patents for H01C 8 - Non-adjustable resistors consisting of loose powdered or granular conducting, or powdered or granular semi-conducting material (146) | |
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03/1999 | |
03/31/1999 | EP0905839A1 Pluggable surge arrester |
10/1998 | |
10/06/1998 | US5818677 Surge arrester having ridged terminals |
09/1998 | |
09/03/1998 | WO1998038653A1 Improvements relating to electrical surge arresters |
09/02/1998 | EP0862255A1 Disconnector for surge arrester |
06/1998 | |
06/25/1998 | WO1998027560A1 Surge arrester |
02/1998 | |
02/24/1998 | US5721664 Surge arrester |
02/18/1998 | CN1173720A Method for prodn. of low resistance earthing module material |
01/1998 | |
01/27/1998 | US5712757 Surge arrester having ridged terminals |
01/27/1998 | US5712756 Substation with surge arresters |
01/13/1998 | US5708555 Surge arrester having controlled multiple current paths |
12/1997 | |
12/31/1997 | WO1997050097A1 Surge arrester having ridged terminals |
01/1997 | |
01/14/1997 | US5594613 Surge arrester having controlled multiple current paths |
07/1996 | |
07/02/1996 | US5532900 Semiconductor arrester |
10/1995 | |
10/25/1995 | CN1110835A 浪涌抑制器件 Surge suppression devices |
08/1995 | |
08/23/1995 | EP0668648A1 Semiconductor arrester |
12/1994 | |
12/07/1994 | CN1026929C Voltage nonlinear resistor |
03/1994 | |
03/23/1994 | CN1084312A Voltage nonlinear resistor |
04/1990 | |
04/25/1990 | EP0365057A1 Conductive polymer compositions |
01/1990 | |
01/17/1990 | CN1006498B Oxidate electric resistance |
08/1988 | |
08/24/1988 | CN87217071U Zinc oxide pressure sensitive resistor |
08/17/1988 | CN87215730U High-voltage zno pressure-sensitive resistor |
08/1987 | |
08/05/1987 | CN86100666A Lightening arrester with gap voltage sensing and heat dissipating plates |
05/1987 | |
05/20/1987 | CN85202831U Printed electric resistance |
01/1987 | |
01/21/1987 | CN85105495A Oxidate electric resistance |
10/1986 | |
10/15/1986 | EP0197759A1 Conductive polymer compositions |
05/1986 | |
05/14/1986 | EP0180577A1 Humidity sensor comprised of compound metal oxides with perovskite structure |
10/1985 | |
10/24/1985 | WO1985004754A1 Humidity sensor comprised of compound metal oxides with perovskite structure |
09/1985 | |
09/17/1985 | CA1193683A1 Arc limiting refractory resistive element and method of fabricating |
12/1984 | |
12/11/1984 | US4487733 Method of fabricating arc limiting refractory resistive element |
12/11/1984 | US4487732 Method of fabricating arc limiting refractory resistive element |
11/1984 | |
11/20/1984 | US4484172 Humidity sensor, comprised of compound metal oxides with perovskite structure |
10/1984 | |
10/02/1984 | CA1175511A1 Resistor device with stacked annular resistance elements |
09/1984 | |
09/04/1984 | CA1173893A1 Surge suppressor construction |
11/1983 | |
11/29/1983 | US4418327 Arc limiting refractory resistive element |
12/1982 | |
12/07/1982 | US4363017 Resistor device particularly for high-voltage installations |
09/1982 | |
09/14/1982 | US4349855 Having a zinc oxide resistor and a porcelain insulator |
06/1982 | |
06/15/1982 | CA1125844A1 Lightning arrester |
12/1981 | |
12/09/1981 | EP0041470A2 Resistor for high-voltage equipment |
08/1981 | |
08/04/1981 | CA1106438A1 Lightning diverter strip |
05/1981 | |
05/26/1981 | US4270114 Energy transmission devices |
02/1981 | |
02/03/1981 | CA1094794A1 Vitreous enamel material for electrical resistors and method of making such resistors |
02/1980 | |
02/12/1980 | US4188607 Silica and bronze |
10/1979 | |
10/03/1979 | EP0004349A1 A process for manufacturing a surge arrester |
09/1979 | |
09/11/1979 | CA1062346A1 Electrical resistor with novel termination and method of making same |
02/1979 | |
02/06/1979 | US4138655 High temperature sensor |
10/1977 | |
10/11/1977 | US4053866 Electrical resistor with novel termination and method of making same |
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