Inventor · disambiguated record
Herbert A. Leupold
Also filed as: LEUPOLD HERBERT A · ROTHWARF FREDERICK
115 granted patents·2,012 citations·filing 1979–2011
99Inventor score
Files withUS ARMY109LEUPOLD HERBERT A1US OF AMERICA AS PRESPRESENTED1US OF AMERICAS AS REPRESENTED1US SCERETARY OF THE ARMY1
Top patents by PatentIndex Score
115 records- 0198US5280209APermanent magnet structure for use in electric machineryUS ARMY·Filed 1989·Granted Jan 18, 1994·110 cites·6 claims
- 0297US4764743APermanent magnet structures for the production of transverse helical fieldsUS ARMY·Filed 1987·Granted Aug 16, 1988·83 cites·8 claims
- 0395US4862128AField adjustable transverse flux sourcesUS ARMY·Filed 1989·Granted Aug 29, 1989·95 cites·15 claims
- 0494US4893103ASuperconducting PYX structuresUS ARMY·Filed 1989·Granted Jan 9, 1990·59 cites·7 claims
- 0594US4810986ALocal preservation of infinite, uniform magnetization field configuration under source truncationUS ARMY·Filed 1988·Granted Mar 7, 1989·60 cites·3 claims
- 0692US5349258APermanent magnet structure for use in electric machineryUS ARMY·Filed 1993·Granted Sep 20, 1994·73 cites·38 claims
- 0791US5319339ATubular structure having transverse magnetic field with gradientUS ARMY·Filed 1993·Granted Jun 7, 1994·49 cites·4 claims
- 0891US4837542AHollow substantially hemispherical permanent magnet high-field flux source for producing a uniform high fieldUS ARMY·Filed 1988·Granted Jun 6, 1989·46 cites·8 claims
- 0990US4994777AEnhanced magnetic field within enclosed cylindrical cavityUS ARMY·Filed 1989·Granted Feb 19, 1991·44 cites·13 claims
- 1085US6304017B1Counter rotating nested cylinders in electrical machineryUS ARMY·Filed 2000·Granted Oct 16, 2001·34 cites·13 claims
- 1185US4994778AAdjustable twisterUS ARMY·Filed 1989·Granted Feb 19, 1991·49 cites·6 claims
- 1283US6989730B1Adjustable toroidal magnetUS ARMY·Filed 2005·Granted Jan 24, 2006·11 cites·11 claims
- 1383US6396378B1Fine taper adjustment in a magic cylinderUS ARMY·Filed 2001·Granted May 28, 2002·18 cites·68 claims
- 1483US5034715APermanent magnet field sources of conical orientationUS ARMY·Filed 1989·Granted Jul 23, 1991·32 cites·8 claims
- 1582US4839059AClad magic ring wigglersUS ARMY·Filed 1988·Granted Jun 13, 1989·37 cites·12 claims
- 1682US4835506AHollow substantially hemispherical permanent magnet high-field flux sourceUS ARMY·Filed 1988·Granted May 30, 1989·28 cites·11 claims
- 1782US4701737ALeakage-free, linearly varying axial permanent magnet field sourceUS ARMY·Filed 1986·Granted Oct 20, 1987·29 cites·9 claims
- 1881US7498915B1Application of superconductive permanent magnetsUS ARMY·Filed 2005·Granted Mar 3, 2009·10 cites·11 claims
- 1981US5216401AMagnetic field sources having non-distorting access portsUS ARMY·Filed 1992·Granted Jun 1, 1993·32 cites·11 claims
- 2081US5107238AMagnetic cladding for use in periodic permanent magnet stacksUS ARMY·Filed 1991·Granted Apr 21, 1992·33 cites·12 claims
- 2181US5055812ACompensation for magnetic nonuniformities of permanent magnet structuresUS ARMY·Filed 1990·Granted Oct 8, 1991·35 cites·5 claims
- 2280US6320488B1Magic cylinder adjustable in field strengthUS ARMY·Filed 2000·Granted Nov 20, 2001·24 cites·7 claims
- 2378US4658228AConfinement of longitudinal, axially symmetric, magnetic fields to annular regions with permanent magnetsUS SECREATRY OF THE ARMY·Filed 1986·Granted Apr 14, 1987·28 cites·5 claims
- 2478US4654618AConfinement of kOe magnetic fields to very small areas in miniature devicesUS ARMY·Filed 1986·Granted Mar 31, 1987·24 cites·5 claims
- 2578US4647887ALightweight cladding for magnetic circuitsUS ARMY·Filed 1984·Granted Mar 3, 1987·28 cites·9 claims
- 2677US5337472AMethod of making cylindrical and spherical permanent magnet structuresUS ARMY·Filed 1993·Granted Aug 16, 1994·40 cites·12 claims
- 2776US5523732AMulti-mode adjustable magic ringUS ARMY·Filed 1995·Granted Jun 4, 1996·38 cites·6 claims
- 2876US5428335AField augmented permanent magnet structuresUS ARMY·Filed 1994·Granted Jun 27, 1995·22 cites·13 claims
- 2976US4592889AMethod and apparatus for the pressing and alignment of radially oriented toroidal magnetsUS ARMY·Filed 1985·Granted Jun 3, 1986·22 cites·9 claims
- 3074US5382936AField augmented permanent magnet structuresUS ARMY·Filed 1992·Granted Jan 17, 1995·29 cites·5 claims
- 3174US5014028ATriangular section permanent magnetic structureUS ARMY·Filed 1990·Granted May 7, 1991·47 cites·10 claims
- 3274US4859976APeriodic permanent magnet structuresUS ARMY·Filed 1989·Granted Aug 22, 1989·20 cites·7 claims
- 3373US6861935B1Field tapering in magnetic spheres and cylinders with distortion free accessUS ARMY·Filed 2004·Granted Mar 1, 2005·12 cites·26 claims
- 3472US7900343B1Magic spheres assembled from conically magnetized ringsUS ARMY·Filed 2008·Granted Mar 8, 2011·5 cites·6 claims
- 3572US4953555APermanent magnet structure for a nuclear magnetic resonance imager for medical diagnosticsUS OF AMERICAS AS REPRESENTED·Filed 1989·Granted Sep 4, 1990·27 cites·5 claims
- 3672US4692732ARemanence varying in a leakage free permanent magnet field sourceUS ARMY·Filed 1986·Granted Sep 8, 1987·19 cites·14 claims
- 3771US7061354B1Strong quasi horseshoe magnetUS ARMY·Filed 2005·Granted Jun 13, 2006·5 cites·4 claims
- 3871US5990774ARadially periodic magnetization of permanent magnet ringsUS ARMY·Filed 1998·Granted Nov 23, 1999·19 cites·9 claims
- 3970US7161452B1Magnet for a Faraday rotatorUS ARMY·Filed 2005·Granted Jan 9, 2007·3 cites·18 claims
- 4069US6856224B1End caps on hollow magnetsUS ARMY·Filed 2004·Granted Feb 15, 2005·10 cites·32 claims
- 4169US5216400AMagnetic field sources for producing high-intensity variable fieldsUS ARMY·Filed 1992·Granted Jun 1, 1993·27 cites·6 claims
- 4267US5428334AField augmented permanent magnet structuresUS ARMY·Filed 1994·Granted Jun 27, 1995·16 cites·13 claims
- 4366US4829276AOptimal periodic permanent magnet structure for electron beam focusing tubesUS ARMY·Filed 1987·Granted May 9, 1989·13 cites·8 claims
- 4465US8134442B1Magic spheres assembled from conically magnetized ringsLEUPOLD HERBERT A·Filed 2011·Granted Mar 13, 2012·2 cites·14 claims
- 4563US6525633B1Radial periodic magnetization of a rotorUS ARMY·Filed 2000·Granted Feb 25, 2003·8 cites·18 claims
- 4663US5103200AHigh-field, permanent magnet flux sourceUS ARMY·Filed 1991·Granted Apr 7, 1992·17 cites·7 claims
- 4763US4859973ASuperconducting shielded PYX PPM stacksUS ARMY·Filed 1989·Granted Aug 22, 1989·11 cites·7 claims
- 4861US7354021B1Magnet for an ionic drive for space vehiclesUS ARMY·Filed 2007·Granted Apr 8, 2008·2 cites·20 claims
- 4961US5438308AYokeless permanent magnet solenoidsUS ARMY·Filed 1994·Granted Aug 1, 1995·14 cites·5 claims
- 5061US5075662AEnhanced magnetic field within enclosed annular cavityUS ARMY·Filed 1989·Granted Dec 24, 1991·13 cites·21 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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