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| Number | Title | Issue Date |
| 7042330 | Low resistance value resistor The low resistance value resistor 11 has two electrodes 12,13 of metal strips having a high electrical conductivity. The metal strips are affixed on the resistor body by means of rolling and/or thermal diffusion bonding. A fused solder layer is formed ... | 05/09/2006 |
| 6927633 | High frequency circuit with thin film resistor A first circuit which is constituted by a thin film resistor is connected between the collector of a transistor and a power supply terminal, and a second circuit which is constituted by a semiconductor resistor is connected between the emitter of the transistor and ... | 08/09/2005 |
| 6836207 | Strip conductor having an additional layer in a curved section A strip conductor comprises a first layer with at least one curved section. At least one region of the curved section provided with an additional layer having a smaller resistivity than the first layer. The at least one region is constructed such that resistance on ... | 12/28/2004 |
| 6510605 | Method for making formed surface mount resistor A surface mount resistor is formed from an elongated resistive body having first and second terminal ends and a raised center portion formed therebetween. The raised center portion includes slots in its edges which form a serpentine current path through t... | 01/28/2003 |
| 6452477 | High voltage low inductance circuit protection resistor A high voltage low inductance resistor (120) includes a resistor body (122) having a perimeter and a center. A first terminal (126) is located away from the center of the resistor near the perimeter of the body (122). A serpentine resistance element (130)... | 09/17/2002 |
| 6441718 | Overlay surface mount resistor A surface mount resistor includes an elongated piece of resistive material having strips of conductive material attached to its opposite ends. The strips of conductive material are separated to create an exposed central portion of the resistive material t... | 08/27/2002 |
| 6420955 | Resistive short-circuit current limiter having a conductor track structure made of high-temperature superconductor material, and method of producing the current limiter The resistive current limiter contains an electrically insulating support body and at least one conductor track structure arranged thereon and having a conductor track made of high-Tc superconductor material. The conductor track has straight an... | 07/16/2002 |
| 6401329 | Method for making overlay surface mount resistor A surface mount resistor includes an elongated piece of resistive material having strips of conductive material attached to its opposite ends. The strips of conductive material are separated to create an exposed central portion of the resistive material t... | 06/11/2002 |
| 6353707 | Electric heating ribbon with multiple coating sections attached to ribbon An electric heating device includes a flexible resistor ribbon, a plurality of sections of electroconductive coating attached to the resistor ribbon at preset intervals, and connector contacts coupled to the resistor ribbon for enabling connection of a po... | 03/05/2002 |
| 6232869 | FBT, its bleeder resistor, and device for coupling bleeder resistor An FBT (fly-back transformer), its bleeder resistor (installed on the top of the FBT), and a device for coupling the bleeder resistor are disclosed. The bleeder resistor 100 is accommodated within a resistor case 180, and the resistor case 180 is installe... | 05/15/2001 |
| 6160957 | Infrared radiation panel An infrared radiating panel includes a wall made from ceramic fiber material. An electric heating element is adapted for connection to an electric current source for heating the element to a high temperature at which it will emit infrared radiation is fas... | 12/12/2000 |
| 6104276 | FBT, its bleeder resistor, and device for coupling bleeder resistor An FBT (fly-back transformer), its bleeder resistor (installed on the top of the FBT), and a device for coupling the bleeder resistor are disclosed. The bleeder resistor 100 is accommodated within a resistor case 180, and the resistor case 180 is installe... | 08/15/2000 |
| 5928549 | Etched foil heater for low voltage applications requiring uniform heating A serpentine etched foil heater has a segmented serpentine conductor group made up of a plurality of spaced-apart elongated serpentine conductive strips that are connected in parallel and are everywhere aligned with each other. Advantageously, central con... | 07/27/1999 |
| 5604477 | Surface mount resistor and method for making same A surface mount resistor is formed by joining three strips of material together in edge to edge relation. The upper and lower strips are formed from copper and the center strip is formed from an electrically resistive material. The resistive material is c... | 02/18/1997 |
| 5563572 | SMD resistor A resistor of SMD (Surface Mounted Device) construction includes a film of a resistive alloy as a resistive track on two electrically separated carrier plate elements of copper, which are constructed as contact elements solderable to the terminals of a pr... | 10/08/1996 |
| 5430428 | High-temperature sensor made of metal of the platinum group A rapid temperature sensor formed of a metal from the platinum group is provided. The rapid temperature sensor includes a substrate over which a platinum resistive layer is provided. A double layer, forming a passivation layer, is provided over the platin... | 07/04/1995 |
| 5420562 | Resistor having geometry for enhancing radio frequency performance A resistor having a novel physical geometry is provided. The physical geometry of the resistor minimizes the current paths through the resistor such that the reactance components of the resistor is minimized for radio frequency operation. The resistor is ... | 05/30/1995 |
| 5379016 | Chip resistor To provide a chip resistor with small variation of ESD required when in automobile use, a chip resistor containing (1) insulating substrate, (2) a pair of terminations disposed over said substrate, (3) resistor layer of thick film resistor composition comprising a ... | 01/03/1995 |
| 5353005 | Liquid-cooled high-load resistor A liquid-cooled high-load resistor includes an element carrier having an inlet and an outlet, a break-through and a first and second electrical terminal connection, and one resistor element, respectively, on its flat sides. The active parts of the resisto... | 10/04/1994 |
| 5321382 | Thermal type flow rate sensor A thermal type flow rate sensor comprising a sensor chip having a rectangular shape. The sensor chip is supported between supporting pins through ribbon-like leads connected to opposite ends of the sensor chip. The ribbon-like leads serve to correctly loc... | 06/14/1994 |
| 5287083 | Bulk metal chip resistor A bulk metal chip resistor includes an elongated resistor element having terminals at its opposite ends. The terminals are formed by coating the opposite ends of the resistor element with a conductive material. Insulative material may be molded around the... | 02/15/1994 |
| 5285184 | Chip-type network resistor Disclosed herein is a chip-type network resistor characterized in that resistance layers are formed between a common electrode extending across an insulative substrate and each of a plurality of separate electrodes disposed in the opposite sides of the in... | 02/08/1994 |
| 5229743 | High voltage protection resistor A protection arrangement for a high voltage tube includes a low inductance disk resistor connected in series with the anode of the tube. When an electrical discharge occurs within the tube, the increased anode current flows through the resistor which abso... | 07/20/1993 |
| 5218334 | Surface mountable high current resistor A surface mountable, high current resistor (20) is formed generally in the shape of an inverted "U". The top portion (22) of the inverted "U" is flat and contains one or more openings (26, 27) that serve to alter the resistivity of the resistor. The openi... | 06/08/1993 |
| 5204655 | Resistor element with a planar ceramic substrate covered with a resistive metallic film and having apertures for lead wire connection A resistor element for determining a parameter, including a planar ceramic substrate having a bearing surface and at least one aperture formed through the thickness thereof, an electrically resistive metallic layer which is substantially formed on the bea... | 04/20/1993 |
| 5159242 | High pressure discharge lamp having an integral thick film resistor with multiple resistive elements A high pressure discharge lamp having a thick film resistor comprising a plurality of resistive elements. A first resistive element is included in a starting circuit for the lamp and a second resistive element is in series with the arc tube during lamp op... | 10/27/1992 |
| 5113577 | Method for producing a resistor element A resistor element includes a substrate, end pieces, a resistor layer applied to the substrate, a resistor array formed by cutting the resistor layer, and the resistor array having a resistance with a set-point value between the end pieces. A method for p... | 05/19/1992 |
| 5034721 | Heating element conveniently formed from flat blank The invention relates to a method of manufacturing a heating element from a flat metal foil blank in which strips (1) are formed whose ends (2) are interconnected by connecting portions (3, 4) with alternate connecting portions disposed at opposite ends o... | 07/23/1991 |
| 4994634 | Sheet switch A sheet switch comprises a pair of flexible insulative films, one of which is provided with a plurality of electrodes, resistances connected to the electrodes, respectively, and line patterns for externally connecting the electrodes via the resistances. T... | 02/19/1991 |
| 4933038 | Method and apparatus for making electrical heater pad A method of forming an electric heater pad having a continuous resistance heater wire which zig-zags transversely back and forth in longitudinally spaced runs secured intermediate two insulating sheets, the method comprising: (a) laying the wire inbetween... | 06/12/1990 |
| 4929923 | Thin film resistors and method of trimming A resistor having a first portion of a high resistivity material and a second portion of a low resistivity material and laser trimming the low resistivity material portion.... | 05/29/1990 |
| 4860434 | Method of making flat electrical resistance heating element The flat electrical resistance heating element is intended principally for a household article having a heating surface. The heating element comprises a heating resistance cut out from a metal sheet (1) which is coated with a substrate (2) of electrically insu... | 08/29/1989 |
| 4806738 | Electric plate An electric plate includes a plate in connection with which there is arranged at least one electric resistor and to a control for switching it on and for adjusting its power. The plate is composed of soap rock and around it there is arranged a straining s... | 02/21/1989 |
| 4801915 | Heating unit, in particular for bread toasters A heating unit, in particular for bread toasters, with a useful heat emitting area (2) and a waste heat emitting area (12), comprising an insulating body (1) and a heat conductor wound thereon. In bread toasters the efficiency of such heating units is con... | 01/31/1989 |
| 4751372 | Vacuum chamber heater apparatus A heater apparatus particularly suitable for use in a vacuum deposition apparatus is disclosed. The heater apparatus contains an open structure surrounding the heating element to permit quick evacuation of the apparatus and avoid memory problems attendant... | 06/14/1988 |
| 4743740 | Buried element deicer A perforated flat ribbon heating element embedded or sandwiched between the porous material and perforated sheet of honeycomb acoustic panel material used for sound suppression and deicing on ice buildup areas of an aircraft engine.... | 05/10/1988 |
| 4714820 | Electrically heated curling wrapper An electrically heatable hair wrapper capable of being cut to any predetermined length from a flat, elongated, flexible base carrying a plurality of parallel resistance heating circuits. The circuits extend along the length of the base in a periodic serpe... | 12/22/1987 |
| 4713530 | Heating element combined glass/enamel overcoat A panel heating element comprising (a) a metal substrate, (b) an aluminum boron-silicate insulating glass which forms a coating on the metal substrate, (c) one or more metallic resistance tracks applied to the substrate and (d) a mixture of a zirconium ph... | 12/15/1987 |
| 4706061 | Composition sensor with minimal non-linear thermal gradients A gaseous composition sensor which is a microstructure device comprising a heated planar thin film diaphragm sensor member suspended over a shallow flat bottomed etched pit in a single crystal silicon substrate.... | 11/10/1987 |
| 4703302 | Resistance ladder network A plurality of resistors connected in a ladder format and disposed in parallel with each other. Each of the resistors has a resistance part and two mutual connection ends connected to the resistance part. The mutual connection ends are gathered at one sid... | 10/27/1987 |
