Assignee
VACUUMSCHMELZE GMBH
US·90 granted patents·1,686 citations·filing 1974–2004
Top patents by PatentIndex Score
90 records- 0196US6299702B1Method of annealing amorphous ribbons and marker for electronic article surveillanceVACUUMSCHMELZE GMBH·Filed 1999·Granted Oct 9, 2001·41 cites·16 claims
- 0292US4265684AMagnetic core comprised of low-retentivity amorphous alloyVACUUMSCHMELZE GMBH·Filed 1979·Granted May 5, 1981·59 cites·8 claims
- 0391US4900638ANickel-base solder for high-temperature solder jointsVACUUMSCHMELZE GMBH·Filed 1988·Granted Feb 13, 1990·70 cites·3 claims
- 0488US7026938B2Ferromagnetic element for use in a marker in a magnetomechanical electronic article surveillance systemVACUUMSCHMELZE GMBH·Filed 2004·Granted Apr 11, 2006·12 cites·15 claims
- 0588US4774465APosition sensor for generating a voltage changing proportionally to the position of a magnetVACUUMSCHMELZE GMBH·Filed 1987·Granted Sep 27, 1988·61 cites·12 claims
- 0688US4543554ASystem for the elimination of radio interference and method for its manufactureVACUUMSCHMELZE GMBH·Filed 1982·Granted Sep 24, 1985·64 cites·4 claims
- 0788US4439700AMagnetic drive system for generating linear movementsVACUUMSCHMELZE GMBH·Filed 1982·Granted Mar 27, 1984·42 cites·6 claims
- 0887US6310534B1Radio interference suppression chokeVACUUMSCHMELZE GMBH·Filed 1998·Granted Oct 30, 2001·46 cites·22 claims
- 0984US6507262B1Magnetic core that is suitable for use in a current transformer, method for the production of a magnetic core and current transformer with a magnetic coreVACUUMSCHMELZE GMBH·Filed 1999·Granted Jan 14, 2003·49 cites·18 claims
- 1083US4314594AReducing magnetic hysteresis losses in cores of thin tapes of soft magnetic amorphous metal alloysVACUUMSCHMELZE GMBH·Filed 1980·Granted Feb 9, 1982·34 cites·23 claims
- 1182US6359563B1‘Magneto-acoustic marker for electronic article surveillance having reduced size and high signal amplitude’VACUUMSCHMELZE GMBH·Filed 1999·Granted Mar 19, 2002·81 cites·49 claims
- 1282US6011475AMethod of annealing amorphous ribbons and marker for electronic article surveillanceVACUUMSCHMELZE GMBH·Filed 1997·Granted Jan 4, 2000·51 cites·30 claims
- 1380US6689490B2Display element for employment in a magnetic anti-theft security systemVACUUMSCHMELZE GMBH·Filed 2003·Granted Feb 10, 2004·11 cites·9 claims
- 1480US6551416B1Method of annealing amorphous ribbons and marker for electronic article surveillanceVACUUMSCHMELZE GMBH·Filed 2000·Granted Apr 22, 2003·12 cites·13 claims
- 1579US6645314B1Amorphous alloys for magneto-acoustic markers in electronic article surveillance having reduced, low or zero co-content and method of annealing the sameVACUUMSCHMELZE GMBH·Filed 2000·Granted Nov 11, 2003·26 cites·14 claims
- 1679US6563411B1Current transformer with direct current toleranceVACUUMSCHMELZE GMBH·Filed 1999·Granted May 13, 2003·39 cites·11 claims
- 1778US6713999B1Current sensor working in accordance with the compensation principleVACUUMSCHMELZE GMBH·Filed 2000·Granted Mar 30, 2004·25 cites·5 claims
- 1878US6580348B1Flat magnetic coreVACUUMSCHMELZE GMBH·Filed 2000·Granted Jun 17, 2003·18 cites·11 claims
- 1976US5817191AIron-based soft magnetic alloy containing cobalt for use as a solenoid coreVACUUMSCHMELZE GMBH·Filed 1997·Granted Oct 6, 1998·36 cites·4 claims
- 2075US5703559APlate packet for magnet cores for use in inductive components having a longitudinal openingVACUUMSCHMELZE GMBH·Filed 1996·Granted Dec 30, 1997·32 cites·11 claims
- 2174US4950550AComposite member for generating voltage pulsesVACUUMSCHMELZE GMBH·Filed 1989·Granted Aug 21, 1990·24 cites·18 claims
- 2271US5841348AAmorphous magnetostrictive alloy and an electronic article surveillance system employing sameVACUUMSCHMELZE GMBH·Filed 1997·Granted Nov 24, 1998·46 cites·54 claims
- 2371US5728237AMagneto-elastically excitable tag having a reliably deactivatable amorphous alloy for use in a mechanical resonance monitoring systemVACUUMSCHMELZE GMBH·Filed 1996·Granted Mar 17, 1998·19 cites·15 claims
- 2471US5200002AAmorphous low-retentivity alloyVACUUMSCHMELZE GMBH·Filed 1980·Granted Apr 6, 1993·20 cites·6 claims
- 2568US6018296AAmorphous magnetostrictive alloy with low cobalt content and method for annealing sameVACUUMSCHMELZE GMBH·Filed 1997·Granted Jan 25, 2000·43 cites·52 claims
- 2666US5210373AScreening compartment having a carrying sandwich structureVACUUMSCHMELZE GMBH·Filed 1991·Granted May 11, 1993·25 cites·14 claims
- 2764US7042310B1High-pass branch of a frequency separating filter for ADSL systemsVACUUMSCHMELZE GMBH·Filed 2000·Granted May 9, 2006·10 cites·13 claims
- 2864US6588093B1Method and device for producing bundles of sheet metal laminates for magnetic coresVACUUMSCHMELZE GMBH·Filed 1998·Granted Jul 8, 2003·24 cites·11 claims
- 2963US4913752ANickel-based solder for high-temperature soldered jointsVACUUMSCHMELZE GMBH·Filed 1988·Granted Apr 3, 1990·25 cites·16 claims
- 3062US6137412AMarker for use in an electronic article surveillance systemVACUUMSCHMELZE GMBH·Filed 1997·Granted Oct 24, 2000·36 cites·8 claims
- 3161US4951023AElectromagnetic drive apparatus having a flat coilVACUUMSCHMELZE GMBH·Filed 1985·Granted Aug 21, 1990·35 cites·17 claims
- 3260US6849295B2Method for producing a winding protection for tape-wound coresVACUUMSCHMELZE GMBH·Filed 2001·Granted Feb 1, 2005·7 cites·6 claims
- 3359US6028422ACurrent transformerVACUUMSCHMELZE GMBH·Filed 1998·Granted Feb 22, 2000·18 cites·8 claims
- 3459US4082580AIron-nickel-molybdenum alloy having improved stability and high initial permeabilityVACUUMSCHMELZE GMBH·Filed 1974·Granted Apr 4, 1978·8 cites·3 claims
- 3558US6171408B1Process for manufacturing tape wound core strips and inductive component with a tape wound coreVACUUMSCHMELZE GMBH·Filed 1997·Granted Jan 9, 2001·16 cites·7 claims
- 3658US5751207AAnnular core for a choke, in particular for radio interference suppression of semiconductor circuits by the phase control methodVACUUMSCHMELZE GMBH·Filed 1997·Granted May 12, 1998·24 cites·5 claims
- 3758US5565765ACurrent sensor operating according to the compensation theoremVACUUMSCHMELZE GMBH·Filed 1995·Granted Oct 15, 1996·22 cites·3 claims
- 3858US4812181AMethod of achieving a flat magnetization loop in amorphous cores by heat treatmentVACUUMSCHMELZE GMBH·Filed 1987·Granted Mar 14, 1989·13 cites·3 claims
- 3957US6803118B2Marker for use in a magnetic anti-theft security systemVACUUMSCHMELZE GMBH·Filed 2003·Granted Oct 12, 2004·6 cites·25 claims
- 4057US6254695B1Method employing tension control and lower-cost alloy composition annealing amorphous alloys with shorter annealing timeVACUUMSCHMELZE GMBH·Filed 1998·Granted Jul 3, 2001·26 cites·34 claims
- 4156US4727757AFerro-magnetic foil for a torque sensorVACUUMSCHMELZE GMBH·Filed 1987·Granted Mar 1, 1988·14 cites·9 claims
- 4255US4501062AStabilized super-conductor having a diffusion-inhibiting layer therein and method of producing sameVACUUMSCHMELZE GMBH·Filed 1983·Granted Feb 26, 1985·18 cites·10 claims
- 4354US6388549B1Magnet coreVACUUMSCHMELZE GMBH·Filed 1998·Granted May 14, 2002·18 cites·9 claims
- 4453US6668907B1Casting wheel produced by centrifugal castingVACUUMSCHMELZE GMBH·Filed 2000·Granted Dec 30, 2003·2 cites·13 claims
- 4553US6464894B1Magnetic film and a method for the production thereofVACUUMSCHMELZE GMBH·Filed 1999·Granted Oct 15, 2002·16 cites·9 claims
- 4653US4743890ADeactivatable security label for anti-theft systemsVACUUMSCHMELZE GMBH·Filed 1986·Granted May 10, 1988·21 cites·8 claims
- 4753US4507651AContact-free push-button key for generating an electrical signal upon depression thereofVACUUMSCHMELZE GMBH·Filed 1982·Granted Mar 26, 1985·9 cites·13 claims
- 4851US4503602AMethod for the manufacture of a superconducting hollow conductorVACUUMSCHMELZE GMBH·Filed 1982·Granted Mar 12, 1985·11 cites·5 claims
- 4950US5757272AElongated member serving as a pulse generator in an electromagnetic anti-theft or article identification system and method for manufacturing same and method for producing a pronounced pulse in the systemVACUUMSCHMELZE GMBH·Filed 1996·Granted May 26, 1998·19 cites·56 claims
- 5050US5037494AAmorphous alloy for strip-shaped sensor elementsVACUUMSCHMELZE GMBH·Filed 1990·Granted Aug 6, 1991·19 cites·4 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
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