Magnequench, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 579
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8313801 Coating formulation and application of organic passivation layer onto iron-based rare earth powdersSep 15, 09Nov 20, 12[B05D]
7390579 Coating formulation and application of organic passivation layer onto iron-based rare earth powdersNov 23, 04Jun 24, 08[B32B]
7144463 Highly quenchable Fe-based rare earth materials for ferrite replacementSep 06, 05Dec 05, 06[H01F]
6979409 Highly quenchable Fe-based rare earth materials for ferrite replacementFeb 06, 03Dec 27, 05[H01F]
6555018 Bonded magnets made with atomized permanent magnetic powdersFeb 28, 01Apr 29, 03[H01F]
6478890 Isotropic rare earth material of high intrinsic inductionJan 08, 01Nov 12, 02[H01F]
5221368 Method of obtaining a magnetic material of the rare earth/transition metals/boron type in divided form for corrosion-resistant magnetsJul 25, 91Jun 22, 93[H01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0043,423 COATING FORMULATION AND APPLICATION OF ORGANIC PASSIVATION LAYER ONTO IRON-BASED RARE EARTH POWDERSAbandonedOct 18, 12Feb 21, 13[H01F]
2008/0152,916 COATING FORMULATION AND APPLICATION OF ORGANIC PASSIVATION LAYER ONTO IRON-BASED RARE EARTH POWDERSAbandonedMar 03, 08Jun 26, 08[B05D, B32B]
6791225 Flywheel magneto generatorExpiredFeb 20, 03Sep 14, 04[H02K]
2004/0079,445 High performance magnetic materials with low flux-aging lossAbandonedOct 24, 02Apr 29, 04[H01F]
6703727 Notched magnet for use in voice coil actuatorsExpiredJan 27, 03Mar 09, 04[H02K]
2002/0074,876 Flywheel magneto generatorAbandonedDec 14, 00Jun 20, 02[H02K]
6277211 Cu additions to Nd-Fe-B alloys to reduce oxygen content in the ingot and rapidly solidified ribbonExpiredSep 30, 99Aug 21, 01[H01F]
6196047 Method and system to measure torque per unit current as a function of angle in hard disk drive actuatorsExpiredSep 22, 97Mar 06, 01[G01L]
5482575 Fe-Re-B type magnetic powder, sintered magnets and preparation method thereofExpiredDec 02, 93Jan 09, 96[H01F]
5411603 Method of protecting magnetic powders and densified permanent magnets of the Fe Nd B type from oxidation and atmospheric corrosionExpiredDec 07, 93May 02, 95[H01F]
5123979 Alloy for Fe Nd B type permanent magnet, sintered permanent magnet and process for obtaining itExpiredNov 26, 90Jun 23, 92[H01F]

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