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| Number | Title | Issue Date |
| 6762673 | Current limiting composite material An elongated current limiting composite material comprising one or more high-temperature superconductor filaments and a second electrically conductive member, which may include a sheath of high bulk resistivity surrounding the filament. The current limiter exhibits ... | 07/13/2004 |
| 6524684 | Resistive current-limiting device with at least one printed conductor covered by an insulating layer by using high Tc superconductive material A current-limiting device contains at least one conductor track including high Tc superconductor material, on a support body. The conductor track is provided with a cover layer including an insulating plastic material, which includes a filler w... | 02/25/2003 |
| 6522236 | Superconductor structure with high Tc superconductor material, process for producing the structure, and current limiter device having such a structure The superconductor structure for conducting an electric current in a predetermined direction has a metallic support and one or more conductor tracks. The conductor tracks have at least one electrically insulating interlayer deposited on the support and a ... | 02/18/2003 |
| 6476706 | Current limiter having a high-temperature superconductor On transition from the superconducting state to the normal conducting state, current limiters having a high-temperature superconductor increase their electrical resistance and thereby limit an electric current which is flowing through them. To provide ele... | 11/05/2002 |
| 6043731 | Current limiting device A current limiting device having an electrical superconductor for attachment in an electrical circuit, the superconductor being made of material having a critical current density which varies with applied magnetic field. A magnetic field generator generat... | 03/28/2000 |
| 5828291 | Multiple compound conductor current-limiting device A current limiting device including at least one superconductor and at least one nonsuperconducting shunt resistor in parallel with each superconductor. Each superconductor has a first main superconductor face in contact with a main shunt resistor face of... | 10/27/1998 |
| 5521149 | High temperature superconducting current limiter A superconducting current limiter comprising a bar or tube of high temperature superconducting material of the composite type made up of glass and a high temperature superconducting oxide, the volume fraction of the glass lying in the range 10% to 40%, th... | 05/28/1996 |
| 5340795 | Method and apparatus to facilitate superconductivity by exciting a material at its resonant frequency of molecular vibration Improved methods, apparatus, and compositions for achieving superconductivity are disclosed. The methods and apparatus are based upon applying an external driving force, i.e., either an electrical current or a magnetic field, at a predetermined frequency.... | 08/23/1994 |
| 5250508 | Superconductor current-limiting apparatus The invention relates to superconductor current-limiting apparatus of the type having a magnetic core around which firstly a superconductor component is disposed, followed by an electric coil made of non-superconducting material, the apparatus being desig... | 10/05/1993 |
| 5140300 | Superconductive magneto-resistive device comprising laminated superconductive ceramic films A superconductive magneto-resistive device includes superconductive ceramic films having a magneto-resistive effect. In the superconductive magneto-resistive device, the superconductive ceramic films are laminated one by one, and the adjacent superconduct... | 08/18/1992 |
| 5130691 | Superconductive apparatus having a superconductive device in a airtight package A superconductive apparatus has a superconductive device such as a superconductive magneto-resistive device. The superconductive device is mounted within an airtight package which is sealed to create an airtight state. Before sealing, the airtight package... | 07/14/1992 |
| 4996392 | Superconductor magnetic image detection device A magnetic image detection device which measures a magnetic image in the first or second dimension by using a superconducting body. In the magnetic image detection device, multiple band-shaped superconducting bodies are provided in parallel on a nonmagnet... | 02/26/1991 |
| 4994932 | Superconducting current limiting apparatus A superconducting current limiting apparatus includes a first container, a superconducting current limiting element accommodated in the first container, a refrigerant filling the first container for cooling the superconducting current limiting element acc... | 02/19/1991 |
| 4922367 | Circuit for preventing latch-up of parasitic thyristor formed in CMOS integrated circuit A CMOS circuit including a variable conductor means interposed between a power supply and the CMOS circuit. The CMOS circuit comprises a P channel MOS FET and an N channel MOS FET laterally formed on the surface of a semiconductor substrate, inherently pr... | 05/01/1990 |
| 4910626 | Current limiter A current limiter comprising a cryostat provided with a first insulating feedthrough for an inlet conductor and a second insulating feedthrough for an outlet conductor, and a conductor running from one feedthrough to the other inside the tank, said conduc... | 03/20/1990 |
| 4454495 | Layered ultra-thin coherent structures used as electrical resistors having low temperature coefficient of resistivity A thin film resistor having a controlled temperature coefficient of resistance (TCR) ranging from negative to positive degrees kelvin and having relatively high resistivity. The resistor is a multilayer superlattice crystal containing a plurality of alter... | 06/12/1984 |
| 4326188 | Magnetically controllable variable resistor A magnetically controllable variable resistor comprises two separate elements between which a layer applied to at least one of the elements and a material with a magnetically variable specific resistance is sandwiched under mechanical pressure at least on... | 04/20/1982 |
| 4122512 | Superconductive energy storage for power systems Energy derived from an alternating current power system is stored in a superconducting magnet or inductor. The transfer of the energy is reversible so that the energy stored in the superconducting magnet can be returned to the alternating current power sy... | 10/24/1978 |
| 4083029 | Thin film resistors and contacts for circuitry Contacts and resistors are provided for circuitry which are very resistant to interdiffusion and which have good stability. In particular, contacts to superconductive circuitry and resistors for superconductive circuitry are provided. In general, a contac... | 04/04/1978 |
