Patents
Patents for H01C 1 - Details (6,027)
12/1991
12/31/1991US5077536 Device for protecting electric power resistances and anti-overpressure system
12/24/1991US5075665 Laminated varistor
12/18/1991EP0461864A1 Self-resetting overcurrent protection element
12/11/1991EP0460559A2 Radial terminals type electronic component to insert in a printed circuit board
12/10/1991US5072206 Linear-movement potentiometer
12/04/1991CN1015035B Ptc thermistor device
11/1991
11/28/1991DE4016521A1 Versatile high-wattage surface-mounting resistor-holder - uses slotted guides on fitted baseplate with symmetric fastenings
11/27/1991EP0397685A4 Laminar electrical heaters
11/26/1991US5068637 Plate-like metal element for electrical resistor grid assembly
11/12/1991US5064895 Polyarylene sulfide molding compounds and their use as an encapsulating compound for active and passive electronic components
11/06/1991EP0454904A2 Electrical power resistance
11/06/1991EP0380591A4 Fiber/resin composites, and method of making the same
10/1991
10/30/1991EP0454422A2 PTC device
10/30/1991CN2087808U Multi-terminal high-value resistor
10/26/1991CA2040789A1 Ptc device
10/22/1991US5059941 Electrode structure for a thick film resistor
10/22/1991CA1291277C Encapsulated thermal protector
10/15/1991US5057348 Potted electrical/mechanical devices, and dual cure potting method
10/15/1991CA1290820C Temperature controlled soldering iron
10/08/1991CA1290465C Polymer type ptc assembly
10/02/1991EP0449729A2 Flat power resistance
10/02/1991DE4009807A1 Automatic production of miniature solder joint - using controlled supply of solder to heated and fluxed connection point on electrical component
09/1991
09/19/1991DE4008422A1 Electrical power resistor for thyristor - has folded strip resistor elements in housing with circulated cooling fluid
09/18/1991EP0327535B1 Thin film platinum resistance thermometer with high temperature diffusion barrier
09/17/1991US5049852 Resistor grid heat dissipating assembly
09/10/1991US5047746 Potentiometer wiper assembly
08/1991
08/28/1991EP0443618A2 Method for producing a PTC thermistor
08/28/1991EP0443323A1 Lead-zinc-borosilicate glass and its use
08/27/1991US5043695 Housing assembly for miniature electronic device
08/22/1991DE4004997A1 Design and production of armature connectors - using parallel U=shaped elements with etched notch to improve performance
08/21/1991CN1053964A Plate-like metal element for electrical resistor grid assembly
08/20/1991US5041696 Chip component for fastening to a circuit board, comprising an electrical or electronic function member
08/15/1991WO1991012616A1 Connection device for resistive elements
08/15/1991CA2076000A1 Connection device for resistive elements
08/13/1991US5039976 High-precision, high-stability resistor elements
08/13/1991US5039975 Resistor substrate
08/13/1991US5039844 PTC devices and their preparation
08/01/1991DE4002262A1 Potentiometer for throttle flap position detection - achieves pressure balance between inside of housing and surroundings to counteract effect of dirt
08/01/1991DE4000196A1 Varistor for HF high power applications - has hemispherical electrode with ceramic oxide layer
07/1991
07/31/1991EP0438632A2 Contact surface on electric components for the attachment of connecting leads
07/24/1991EP0437673A2 Combination of connecting lead and contact surface out of metal layers on electrical resistors for the attachment of connecting leads
07/23/1991US5034718 Spark protection for high voltage resistors
07/17/1991EP0436776A2 Combination of film resistors with structured contact surfaces and connection wires
07/16/1991US5032949 High-voltage through-type ceramic capacitor
07/16/1991US5032674 Polythioethers
06/1991
06/05/1991EP0430612A2 Sealed variable resistor
06/05/1991EP0429908A2 Voltage dependent resistor (varistor) for high-frequency/high-energy applications
05/1991
05/29/1991CA2030485A1 Sealed variable resistor
05/14/1991US5016089 Substrate for hybrid IC, hybrid IC using the substrate and its applications
05/14/1991US5015988 Aqueous solutions
05/14/1991US5015986 Organic positive temperature coefficient thermistor
05/14/1991US5015801 Electrical circuit module
05/07/1991US5014037 Potentiometer mounting mechanism
05/07/1991US5013505 Method of molding a casing on a rotary electric component
04/1991
04/30/1991US5012388 Electrode structure of a chip type electronic component
04/25/1991DE3933956A1 Force-cooled power resistor e.g. for railway locomotive converter - is of flat metal sheet of high specific electrical resistance presenting large cooling area
04/24/1991EP0424254A1 Electrical resistor in the form of a surface mounting chip and process for making the same
04/24/1991EP0423821A2 Surface-mount network device
04/10/1991EP0421884A1 Connector for flexible resistive circuit and flexible resistive circuit comprising such a connector
03/1991
03/26/1991US5002807 Polysiloxane blends for electronics, two hydrogen atoms and a peroxide compound for curing vinyl groups
03/20/1991EP0417749A2 Thick film resistor/integrated circuit substrate and method of manufacture
03/19/1991US5000662 Flat resistance for blower control unit of automobile air conditioner
03/06/1991EP0415571A2 Layered thick film resistors and method for producing same
02/1991
02/28/1991DE3927558A1 Encapsulation of electronic modules - improved by reverse heat flow and vibration
02/26/1991US4996512 Overvoltage resistor and method for its manufacture
02/19/1991USRE33541 Surface-mounted power resistors
02/13/1991EP0412259A2 Electronic devices, method for forming end terminations thereof and paste material for forming same
02/12/1991US4992773 Resistor with side wall contact
02/07/1991WO1991001483A1 Sheathing and venting of resistance-tape level sensor
02/05/1991US4990817 Chip type electronic part
01/1991
01/30/1991EP0410766A1 Improvement in or relating to electrical devices incorporating electrical connectors
01/30/1991EP0410146A2 Sliding resistance
01/27/1991CA2021937A1 Electrical devices incorporating electrical connectors
01/23/1991CN2070027U Housing for variable resistor
01/22/1991US4987010 Method for manufacturing a film resistor
01/17/1991DE4021997A1 High temp. thermistor - made of chromium, titanium, manganese and silicon oxide(s)
01/08/1991US4984130 Surface mounting
12/1990
12/11/1990US4977387 Adjusting potentiometer for electronic circuits, process for assembling the elements thereof and process for obtaining the resistive plate thereof
12/11/1990US4977309 Organic PTC thermistor
12/04/1990US4975674 Surge absorber
11/1990
11/27/1990US4973934 PTC thermistor device
11/22/1990EP0398811A2 Manufacturing method for a PTC thermistor
11/22/1990EP0397685A1 Laminar electrical heaters.
11/20/1990CA1276675C Network resistor unit
11/06/1990US4968964 High temperature SiC thin film thermistor
11/06/1990US4967594 Sheathing and venting of resistance-tape level sensor
10/1990
10/31/1990EP0394272A1 Ptc temperature sensors, process for producing ptc temperature-sensing elements for ptc temperature sensors.
10/24/1990EP0393182A1 Device for protecting electric power resistances and anti-overpressure system.
10/18/1990DE3911100A1 Device for (moving) electrical contact making
10/16/1990US4963195 Thermocouples is connected to an silicon and germaniium alloy film; accuracy; heat resistance
10/10/1990EP0391267A1 Variable resistance
10/02/1990US4961065 Fail-safe resistor
10/02/1990US4960125 Device for low-frequency electrotherapy in a humid environment
09/1990
09/25/1990US4959632 Organic PTC thermistor
09/25/1990US4959505 Electrical component in chip structure and method for the manufacture thereof
09/25/1990CA1274590A1 Passive electric component
09/25/1990CA1274589A1 High power density, low corona resistor
09/19/1990CN1009686B Passive electric component
09/04/1990US4954696 Self-regulating heating article having electrodes directly connected to a PTC layer
08/1990
08/30/1990DE3905195A1 Method for accurate production of precision resistors with low tolerance
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