H01F 1/09

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Class  H01F : MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES


Subclass 1/09: Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (thin magnetic films characterised by their composition H01F 10/1) of inorganic materials (H01F 1/44 takes precedence) characterised by their coercivity of hard-magnetic materials mixtures of metallic and non-metallic particles; metallic particles having oxide skin

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
11795065 Iron oxide magnetic particlesFeb 26, 21Oct 24, 23ZTI BIOSCIENCES CO., LTD.
11694827 Light-colored magnetic particles having improved durability and chemical resistanceNov 08, 18Jul 04, 23Korea Minting, Security Printing & ID Card Operating Corp.
11355270 Magnetic powder, method for production thereof, and magnetic recording mediumJun 08, 20Jun 07, 22Sony Corporation of Japan
10984948 Method of manufacturing inductors in BEOL with particulate magnetic coresNov 02, 17Apr 20, 21IBM Corporation
10755841 Magnetic powder, method for production thereof, and magnetic recording mediumNov 13, 15Aug 25, 20Sony Corporation of Japan
10336648 Slip compositionAug 19, 88Jul 02, 19Not available
10325705 Magnet particles and magnet molding using sameAug 24, 15Jun 18, 19Nissan Motor Co. Ltd.
9640319 Anisotropic rare earth magnet powder, method for producing the same, and bonded magnetOct 08, 10May 02, 17AICHI STEEL CORPORATION
9494580 Polymer particle containing fluorescent molecule and method for producing the sameSep 10, 09Nov 15, 16TOKYO INSTITUTE OF TECHNOLOGY
9330821 Magnetic nanoparticlesDec 21, 09May 03, 16BOUTIQ SCIENCE LIMITED
9257216 Metal powder and electronic componentNov 19, 13Feb 09, 16MURATA MANUFACTURING CO., LTD.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2015/0296,936 OPTICAL VARIABLE EFFECTS AS SECURITY FEATURE FOR EMBOSSED METAL COINSNov 29, 12Oct 22, 15SICPA HOLDING SA, CHINA BANKNOTE SICPA SECURITY INK CO., LTD.,
2014/0356,642 METALLIC MAGNETIC POWDER AND MANUFACTURING METHOD OF THE SAME, MAGNETIC PAINTING, MAGNETIC POWDER FOR MAGNETIC THERAPY, AND MAGNETIC RECORDING MEDIUMAug 15, 14Dec 04, 14DOWA ELECTRONICS MATERIALS CO., LTD., THE ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA,

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

Average Time to Issuance