AICHI STEEL CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 14137
 
 
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 1169
 
 
 
A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 943
 
 
 
C22C ALLOYS 357
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 393
 
 
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 234
 
 
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 190
 
 
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 197
 
 
 
B24C ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL115
 
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1106

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0354,042 FORGED COMPONENT, METHOD FOR MANUFACTURING THE SAME, AND CONNECTING RODMar 18, 14Dec 10, 15[F16C, C21D, C22C]
2015/0265,379 IMPLANT OVERDENTURE SYSTEM AND IMPLANTJun 04, 13Sep 24, 15[A61C]
2015/0262,748 MAGNETO-IMPEDANCE ELEMENT AND METHOD FOR PRODUCING THE SAMESep 03, 13Sep 17, 15[G01R, H01F]
2015/0231,406 MAGNETIC FIELD GENERATOR FOR PROMOTING BONE GROWTH, AND IMPLANT DEVICE AND DENTURE FOR IMPLANT PROTECTION USING THE SAMEJul 22, 13Aug 20, 15[A61N, A61C]
2015/0232,984 METHOD FOR ETCHING ORGANIC FILMFeb 18, 15Aug 20, 15[C23C, H01F]
2015/0234,017 MAGNETIC FIELD DETECTING DEVICEFeb 20, 15Aug 20, 15[G01R]
2015/0219,731 MAGNETIC FIELD DETECTING DEVICEJan 23, 15Aug 06, 15[G01R]
2015/0101,257 ABRASIVE MATERIAL FOR SHOT BLASTING, AND METHOD FOR PRODUCING SAMEMay 20, 13Apr 16, 15[B24C]
2015/0023,833 ELECTRIC FURNACE STEEL FOR CARBURIZING WITHOUT MO ADDITION AND MANUFACTURING METHOD THEREFORJul 18, 14Jan 22, 15[C22C, C21B]
2013/0093,121 PRODUCTION METHOD FOR ANISOTROPIC BONDED MAGNET AND PRODUCTION APPARATUS FOR SAMEApr 05, 11Apr 18, 13[H01F]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,335,383 Magnetic field generating device and offset calculating methodNov 12, 14May 10, 16[G01R, H01F, G01C]
9,312,055 Case-integrated bonded magnet and production method for sameApr 05, 11Apr 12, 16[H01F, B29C, H02K]
9,194,033 Method for producing steel material for friction weldingMar 27, 13Nov 24, 15[C22C, C21D]
8,945,631 Liquid for treatment of citrus greening disease and treatment method using sameDec 01, 11Feb 03, 15[A01N]
8,610,427 Magneto-sensitive wire, magneto-impedance element and magneto-impedance sensorMar 25, 09Dec 17, 13[G01R]
8,591,233 Denture attachmentApr 15, 11Nov 26, 13[A61C]
8,587,300 Magneto-impedance sensor element and method for producing the sameSep 06, 11Nov 19, 13[G01R]
8,461,834 Magneto-impedance sensor element and method for manufacturing the sameFeb 27, 09Jun 11, 13[G01R]
8,455,962 Magneto-impedance sensor elementJun 09, 09Jun 04, 13[G01R, H01L]
8,378,670 Magneto-impedance element and magneto-impedance sensor including detection coilOct 02, 08Feb 19, 13[G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0299,675 ANISOTROPIC RARE EARTH MAGNET AND METHOD FOR PRODUCING THE SAMEABANAug 27, 10Nov 29, 12[H01F, B22F]
2011/0248,591 Anisotropic bonded magnet and direct current motor using the sameABANMay 06, 11Oct 13, 11[H02K]
2011/0234,346 BONDED RARE EARTH MAGNETABANDec 09, 09Sep 29, 11[H01F]
7,812,484 Permanent magnet for motor, motor housing, and motor deviceExpiredNov 29, 05Oct 12, 10[H02K]
7,750,776 Anisotropic bonded magnet for use in a 4-pole motor, a motor employing that magnet, and an alignment process apparatus for the anisotropic bonded magnet for use in a 4-pole motorExpiredFeb 02, 09Jul 06, 10[H01F]
2010/0065,156 Method for producing rare earth anisotropic bond magnets, method for orientation processing of magnetic molded bodies, and in-magnetic filed molding apparatusABANAug 20, 09Mar 18, 10[H01F, B28B]
7,592,889 Anisotropic bond magnet for four-magnetic-pole motor, motor using the same, device for orientation processing of anisotropic bond magnet for four-magnetic-pole motorExpiredApr 20, 05Sep 22, 09[H01F]
2009/0127,958 Anisotropic Bonded Magnet and Direct Current Motor Using the SameABANAug 03, 06May 21, 09[H02K]
7,420,364 Small-sized attitude detection sensor and portable telephone using the small-sized attitude detection sensorExpiredMay 17, 05Sep 02, 08[G01R]
7,367,791 Device for producing annular or arcuate magnetExpiredNov 19, 04May 06, 08[B29C]
2008/0060,465 Vibration Damping Member For Machine Part And Method Of Manufacturing The SameABANSep 01, 05Mar 13, 08[F16H, F16F]
7,219,549 Accelerometer with cantilever and magnetic field detectorExpiredMar 21, 05May 22, 07[G01P]
6,955,729 Alloy for bonded magnets, isotropic magnet powder and anisotropic magnet powder and their production method, and bonded magnetExpiredJun 28, 02Oct 18, 05[H01F]
2005/0145,301 Composite rare earth anisotropic bonded magnet, compound for composite rare earth anisotropic bonded magnet, and method for production thereofABANOct 12, 04Jul 07, 05[H01F]
2005/0069,435 Fuel pumpABANSep 28, 04Mar 31, 05[F04B, H02K]
2004/0201,300 Motor and its permanent magnetABANApr 30, 04Oct 14, 04[H02K]
6,666,930 FePt magnet and manufacturing method thereofExpiredMar 04, 02Dec 23, 03[H01F]
6,652,278 Dental bar attachment for implantsExpiredSep 19, 01Nov 25, 03[A61C]
2003/0118,969 Dental magnetic attachmentABANMay 01, 02Jun 26, 03[A61C]
2003/0047,240 Manufacturing method of an anisotropic magnet powder, precursory anisotropic magnet powder and bonded magnetABANAug 27, 02Mar 13, 03[H01F]

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