Patents
Patents for H01C 17 - Apparatus or processes specially adapted for manufacturing resistors (6,327)
06/1999
06/24/1999CA2313646A1 Monitoring system
06/23/1999EP0924714A1 Nonlinear resistor and manufacturing method of the same
06/23/1999CN1220763A Method for manufacturing varistor
06/22/1999CA2256783A1 Nonlinear resistor and manufacturing method of the same
06/16/1999EP0923085A1 Resistance wiring board and method for manufacturing the same
06/10/1999DE19750123A1 Verfahren zur Herstellung einer Sensoranordnung für die Temperaturmessung A process for producing a sensor arrangement for temperature measurement
06/09/1999EP0921384A1 Method for manufacturing an electrical resistor and a mechanical-electrical transducer
06/08/1999US5910761 Voltage-dependent non-linear resistor member, method for producing the same and arrester
06/02/1999EP0919061A2 Thick film chip resistor and its manufacture
06/02/1999DE19852775A1 Varistor testing and sorting method
06/02/1999CN1218265A Method of making electronic device
06/02/1999CN1218182A Apparatus and methods for testing variable resistors
05/1999
05/27/1999WO1999026256A1 Method for producing a sensor arrangement for measuring temperature
05/26/1999CN1217550A Resistor of electronic line, especially line-protective resistor
05/25/1999US5907274 Chip resistor
05/25/1999US5907272 Connection can be made to both electrodes from the same side of a ptc device by employing the wrap-around configuration
05/19/1999EP0917159A1 Resistor for electronic circuit and particularly line protection resistor
05/19/1999EP0916438A1 Nickel powder and process for preparing the same
05/18/1999US5905427 Integrated circuit resistor array
05/18/1999US5904987 Resistance material composition and single and multilayer ceramic substrates employing the same
05/18/1999CA2164017C Surface mount resistor and method for making same
05/14/1999WO1999023032A1 Preparation of calcined ceramic powders
05/12/1999EP0915500A2 Inverted thin film resistor and method of manufacture
05/12/1999DE19848832A1 Chip thermistor has opposed upper surface electrodes
05/05/1999CN1215896A Circuit protection device
05/04/1999US5900800 Surface mountable electrical device comprising a PTC element
05/04/1999US5900135 Reducing an adherence between the first carrier and the metal film by electrically conductive contacting of the electrolyte solution; immersing an electrode in the aqueous electrolyte solution; and applying a voltage between the metal film and
04/1999
04/28/1999CN1215036A Semiconductor ceramic composition and semiconductor ceramic element using same
04/28/1999CN1214979A Nickel powder and preparation process thereof
04/27/1999US5898574 Self aligning electrical component
04/27/1999US5898563 Chip composite electronic component with improved moisture resistance and method of manufacturing the same
04/27/1999US5898360 Consists of a heater substrate of aluminum oxide and atleast one oxide of calcium, magnesium and silicon, heating element made of platinum and atleast one lanthanide oxide, disposed between two substrates
04/22/1999WO1999003114A3 High-voltage resistor and high-voltage supply comprising such a high-voltage resistor
04/22/1999WO1998053311A9 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system
04/21/1999EP0910232A1 Low resistivity palladium-silver compositions
04/20/1999US5896081 Resistance temperature detector (RTD) formed with a surface-mount-device (SMD) structure
04/20/1999US5896030 Magnetic sensor with components attached to transparent plate for laser trimming during calibration
04/15/1999WO1999018588A1 Electronic device and method of producing the same
04/15/1999WO1999018586A1 Heating element and method for producing the same
04/14/1999EP0908903A2 Semiconductive ceramic composition and semiconductive ceramic element using the same
04/14/1999EP0787349B1 Ceramic electrical resistor and its use
04/13/1999US5893988 Thick film resistors; improved light intercepting capacity; correct treatment
04/07/1999EP0664547B1 Metallic film resistor having fusing function and method for its manufacture
03/1999
03/30/1999US5889459 Metal oxide film resistor
03/30/1999US5888429 Electrical resistance temperature adjustment structure;composite og graphite and nonconductor binder
03/24/1999EP0902952A1 Method of forming an electrode on a substrate
03/24/1999CN2311840Y Resistance white ceramic bar processing machine
03/23/1999US5886616 High-voltage variable resistor unit
03/23/1999US5886324 Electrode attachment for high power current limiting polymer devices
03/23/1999US5885505 Method for producing electronic part sealed body
03/18/1999WO1999013479A1 Method of producing semiconductor ceramic having positive temperature coefficient
03/17/1999CN1211048A Method for producing holed multiple layer electrode of voltage-dependent resistor
03/17/1999CN1211046A Cobalt ruthenate thermistors
03/16/1999US5882549 Pastes for fired-on layers
03/16/1999CA2028043C Chip form of surface mounted electrical resistance and its manufacturing method
03/10/1999EP0901134A2 Cobalt ruthenate thermistors
03/10/1999CN2310439Y Position adjustable tape-dismounting disc for tape shaped electronic elements
03/09/1999US5880668 Electrical devices having improved PTC polymeric compositions
03/09/1999US5880439 Electric cigarette lighter with composite heater of an insulator or semiconductor, silicon nitride, and an electically conductive material, molybdenum silicon (mosi2); low creep rate, excellent oxidation, corrosion resistance
03/04/1999WO1999010898A1 Current limiting device and method of manufacturing therefor
03/04/1999DE19835443A1 Integrated thermistor arrangement
03/02/1999US5877672 Resistor and resistor manufacturing method
02/1999
02/25/1999WO1999009564A1 Varistors based on nanocrystalline powders produced by mechanical grinding
02/23/1999US5874887 Method of modifying a surge resistor
02/18/1999WO1998053311A3 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system
02/16/1999US5872040 Method for fabricating a thin film capacitor
02/16/1999US5871840 Nickel powder containing a composite oxide of La and Ni and process for preparing the same
02/16/1999US5871672 Polypyrroles, polyanilines or polythiophenes with silver salts and ionic conducting exchange polymers
02/13/1999CA2211813A1 Nanocrystalline-based varistors produced by intense mechanical milling
02/04/1999WO1999005535A1 Instrument for measuring and sorting resistors and method therefor
02/02/1999US5866240 Thick ceramic on metal multilayer circuit board
02/02/1999US5866196 Overcoating electrode with metal; heating forming oxide
01/1999
01/26/1999US5864281 Electrical devices containing a conductive polymer element having a fractured surface
01/26/1999US5864280 Electrical circuits with improved overcurrent protection
01/26/1999US5863468 Heating, calcining blend of carbon powder and varistor precursor
01/26/1999US5863407 Metal film resistor having fuse function and method for producing the same
01/21/1999WO1999003114A2 High-voltage resistor and high-voltage supply comprising such a high-voltage resistor
01/21/1999WO1999003113A1 Ptc thermistor chip and method for manufacturing the same
01/21/1999WO1999003112A1 Resistor and method for manufacturing the same
01/20/1999EP0892410A2 Improved thick film resistor assembly
01/20/1999EP0731975B1 Stacked-type component and method for the manufacture of same
01/14/1999WO1999001876A1 Resistor and method of producing the same
01/12/1999US5859581 Thick film resistor assembly for fan controller
01/12/1999US5859085 Preparing pyrrole-silver complex; precipitation to form a white polycrystalline photosensitive powder; dissolving; casting onto surface; photopolymerizing to form a metal-loaded polymer film of low electroconductivity
01/05/1999US5855755 Photopolymerization
12/1998
12/30/1998WO1998059526A1 Carbonaceous heating element and process for producing the same
12/29/1998US5853793 Method for producing a sensor for sensing a temperature and/or a flow
12/23/1998WO1998058393A1 Growth of nickel-cobalt-manganese-copper oxide single crystals
12/23/1998WO1998058392A1 Growth of nickel-iron-manganese-chromium oxide single crystals
12/23/1998WO1998058391A1 Growth of nickel-manganese-titanium oxide single crystals
12/23/1998WO1998058390A1 Resistance wiring board and method for manufacturing the same
12/22/1998US5852397 Electrical devices
12/22/1998US5852369 Thermal printer and resistance data measuring device for thermal head of the same
12/16/1998CN1202264A Improved polymeric PTC compositions
12/15/1998US5849623 Method of forming thin film resistors on organic surfaces
12/10/1998WO1998038652A3 Thick film chip resistor and its manufacture
12/09/1998CN1200967A Metal powder and preparing method thereof
12/02/1998CN1200312A Nickel powder and process for preparing same
12/01/1998US5844477 Method of protecting a surface-mount fuse device
12/01/1998US5844468 Chip network electronic component
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