Electrical resistors inventions 06/07

20070146111 - A method of altering the resistivity of a metal wire: A method for altering the resistance of a length of metal wire is disclosed.... Agent: Michael P. Mazza, LLC

20070146112 - Surface-mounted over-current protection device: A surface-mounted over-current protection device with positive temperature coefficient (PTC) behavior is disclosed. The surface-mounted over-current protection device comprises a first metal foil, a second metal foil corresponding to the first metal foil, a PTC material layer stacked between the first metal foil and the second metal foil, a first... Agent: Volentine Francos, & Whitt PLLC

20070146113 - Surgical sealing surfaces and methods of use: Various embodiments provide compositions that exhibit positive temperature coefficient of resistance (PTCR) properties for use in thermal interactions with tissue—including thermal sensing and I2R current-limiting interactions. Embodiments also provide tissue-engaging surfaces having PTCR materials that provide very fast switching times between low resistance and high, current-limiting resistance. One embodiment provides... Agent: Townsend And Townsend And Crew, LLP

20070146114 - Trim resistor assembly and method for making the same: A resistor assembly, comprising: a first housing portion, the first housing portion having a receiving area on one side of the first housing portion; a trim resistor element disposed in the receiving area, the trim resistor element comprising a non-conductive substrate, a trimable resistive film disposed on a surface of... Agent: Delphi Technologies, Inc.

20070139155 - Humidity sensor and method for making the same: A humidity sensor includes a substrate, at least two elongated electrodes formed respectively on the substrate where each of the elongated electrodes has a first end and a second end, at least a pair of comb-like electrodes each contacting with the first end of the elongated electrode, and a humidity... Agent: Bacon & Thomas, PLLC

20070139156 - Resilient material variable resistor: A variable resistance device comprises a resistive member having a resistive resilient material. A first conductor is configured to be electrically coupled with the resistive member at a first contact location over a first contact area. A second conductor is configured to be electrically coupled with the resistance member at... Agent: Haverstock & Owens LLP Attn: Thomas B. Haverstock

20070132540 - Varistor and method of producing varistor: A varistor is provided with a varistor element, and an external electrode disposed on the varistor element. The varistor element contains ZnO as a principal ingredient and contains a rare-earth element and Ca. The external electrode is formed by baking on an outer surface of the varistor element and contains... Agent: Oliff & Berridge, PLC

20070132541 - Thermistor device and method for manufacturing the same: A thermistor device includes a thermistor element unit with a lead conductor and a terminal plate welded outside a plate portion thereof to a distal end of the lead conductor.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070132542 - Humidity sensor: A system and method for a resistor for detecting the relative level of moisture content in a humid environment. The resistor has a first layer of conductive material on a top surface of a substrate having a bend. The conductive material is exposed to atmospheric conditions. The first layer of... Agent: Holme Roberts & Owen, LLP

20070132543 - Resilient material variable resistor: A variable resistance device comprises a resistive member having a resistive resilient material. A first conductor is configured to be electrically coupled with the resistive member at a first contact location over a first contact area. A second conductor is configured to be electrically coupled with the resistance member at... Agent: Haverstock & Owens LLP

20070132544 - Resilient material variable resistor: A variable resistance device comprises a resistive member having a resistive resilient material. A first conductor is configured to be electrically coupled with the resistive member at a first contact location over a first contact area. A second conductor is configured to be electrically coupled with the resistance member at... Agent: Haverstock & Owens LLP

20070132545 - Chip resistor and method of making the same: A chip resistor includes a resistor element in the form of a chip, and at least two electrodes formed on the resistor element. The resistor element includes an upper surface, a lower surface, and two end surfaces extending between the upper and the lower surfaces and spaced from each other.... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20070126548 - Thermistor having doped and undoped layers of material: According to some embodiments, a first layer of doped material may be provided to form a resistor. A second layer of undoped material may then be formed on the first layer. The first layer might comprise, for example, a layer of doped silicon carbide while the second layer comprises a... Agent: General Electric Company Global Research

20070126549 - Two terminal variable resistor: A small inexpensive two terminal variable resistance assembly that conveniently changes its resistance when a force of an actuator is applied. It can be made for power applications as well as in miniature dimension versions in values from milli-ohms to meg-ohms. This variable resistor increases its power handling capacity during... Agent: Sten R. Gerfast