Electrical resistors inventions 04/08

20080094167 - Semiconductor strain sensor: An SOI substrate includes a thin diaphragm portion that is formed by removing a portion of the substrate from a rear surface side, and a thick outer frame portion that surrounds the diaphragm portion. A piezoresistive element that outputs an electrical signal in response to pressure is formed on the... Agent: Sughrue Mion, PLLC

20080094168 - Encapsulated metal resistor: The method provides a semiconductor structure and method for forming such a structure that provides for protection for resistive layers formed within the structure from contamination from adjacent layers. By encapsulating the resistive layer in a material that is resistant to the diffusion of contaminants it is possible to protect... Agent: Wolf Greenfield & Sacks, P.C.

20080094169 - Chip-shaped electronic part: A chip-shaped electronic part includes: a substrate; a pair of upper surface electrodes formed on an upper surface of the substrate; a functional element formed to be electrically connected to the upper surface electrode pair; a pair of lower surface electrodes formed on a lower surface of the substrate at... Agent: Wenderoth, Lind & Ponack L.L.P.

20080088404 - Metal oxide varistor having thermal cut-off function: A MOV includes a MOV body, a first lead, a thermal cut-off fuse, a second lead and a silver electrode area. The MOV of the present invention employs the silver electrode area formed on and electrically coupled to the MOV body, thus the MOV has a lower inductance, which accordingly,... Agent: GlobalIPServices

20080088405 - Metal oxide varistor with built-in alloy-type thermal fuse: A varistor with an alloy-type thermal fuse includes a varistor, an alloy-type thermal fuse and a closed cavity. The varistor and the alloy-type thermal fuse are placed in the closed cavity with one surface of the varistor being close to one surface of the alloy-type thermal fuse. The leads of... Agent: Greer, Burns & Crain

20080088406 - Surge arrester with a cage design: The invention relates to a surge arrester having at least one varistor block 1, one end fitting 3, one reinforcing element 9 which holds the varistor block 1 firmly on the end fitting 3 with a tensile load, and at least one anchoring element 27 which holds the reinforcing element... Agent: Welsh & Katz, Ltd.

20080088407 - Control device and method for evaluating a control device: A control device for converting a control movement along a control path into a control signal has the control path corresponding to different control stages or control types. The control device has two measuring tracks with a linearly changing resistance associated with each track. In one embodiment, these measuring tracks... Agent: Alston & Bird LLP

20080084269 - Highly sensitive piezoresistive element: A mechanical-to-electrical sensing structure has first and second movable blocks formed in a handle layer. A first hinge is coupled to the first and second movable blocks and configured to resist loads other than flexing of the first hinge. The first hinge is formed in the handle layer. A first... Agent: Heller Ehrman LLP

20080079531 - Strain measuring device: A strain measuring device according to the present invention includes a bridged circuit comprising a p-type impurity diffused resistor as a strain detective portion and a bridged circuit comprising an n-type impurity diffused resistor as a strain detective portion in a semiconductor single crystalline substrate, and sheet resistance of the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080079532 - Laminated variable resistor: A laminated variable resistor comprises a main body, internal electrodes extending along two side edges of the main body into the main body, terminal electrodes disposed on the two ends of the main body. The mole percentage of the oxide in overlapping active regions between opposite internal electrodes is reduced... Agent: Volentine & Whitt PLLC

20080079533 - Material of over voltage protection device, over voltage protection device and manufacturing method thereof: The present invention relates to a material of an over voltage protection device and an over voltage protection device manufactured by the material. The material comprises a non-conductive powder, a metal conductive powder, and an adhesive. The over voltage protection device comprises a first electrode, a second electrode, and a... Agent: Volentine & Whitt PLLC

20080079534 - Lumped resistance electrical cable: A lumped resistance electrical cable has a multiple twisted pair ribbon cable having first and second conductive lines and twisted and untwisted portions. In the untwisted portions, one of the conductive lines on each of the twisted pairs is formed with an electrical open. Resistor blocks having resistive elements and... Agent: William K. Bucher Tektronix, Inc.