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Class Information
Number: 360/127
Name: Dynamic magnetic information storage or retrieval > Head > Head core > Nonmetallic
Description: Subject matter including cores of sintered or powdered structure or of oxide composition.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7288333 Magnetic film and thin film magnetic head using this magnetic film Oct. 30, 2007
6952866 Method of manufacturing the thin film magnetic head Oct. 11, 2005
6915559 Method of manufacturing a read head Jul. 12, 2005
6912769 Method a fabricating a magnetic head Jul. 5, 2005
6894869 Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads May. 17, 2005
6813824 Method of producing thin film magnetic head Nov. 9, 2004
6801379 Multi-magnetic recording head, and magnetic recording method and magnetic recording apparatus using the same Oct. 5, 2004
6636390 Magnetic head and magnetic recording and reproducing system Oct. 21, 2003
6588092 Method for producing a magnetic head, the magnetic head including a pair of magnetic core halves Jul. 8, 2003
6496328 Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads Dec. 17, 2002
6436560 Magnetic head and magnetic disk device using the same Aug. 20, 2002
6433958 Magnetic head, method for producing the same, video recording and reproduction apparatus including the magnetic head, and video camera including the magnetic head Aug. 13, 2002
6258468 AMR read sensor structure and method with high magnetoresistive coefficient Jul. 10, 2001
6226148 Magnetic head May. 1, 2001
6222701 Magnetic head with (411) plane single crystal ferrite medium facing surface and (122) plane gap surface Apr. 24, 2001
6073338 Thin film read head with coplanar pole tips Jun. 13, 2000
6016243 Magnetic head having recording medium facing surfaces with tilted crystal orientation of single crystal ferrite Jan. 18, 2000
5910863 Magnetic head slider and magnetic disk device using the same Jun. 8, 1999
5875081 Magnetic head Feb. 23, 1999
5856899 Magnetic head Jan. 5, 1999
5806172 Method for manufacturing a magnetic head Sep. 15, 1998
5799389 Method for producing magnetic head Sep. 1, 1998
5761789 Method of producing a magnetic head Jun. 9, 1998
5764455 Magnetic head Jun. 9, 1998
5576098 Thin film magnetic head Nov. 19, 1996
5576912 Floating magnetic head with reduced magnetostriction vibration noise Nov. 19, 1996
5515222 Magnetic head core arrangement having medium facing surface sides formed of single-crystal ferrite May. 7, 1996
5486969 Magnetic head core having ferrite member reinforced by non-magnetic material Jan. 23, 1996
5412526 Surge arrester circuit and housing therefor May. 2, 1995
5388325 Process for fabricating a magnetic head core slider Feb. 14, 1995
5333372 Method of manufacturing a magnetic head Aug. 2, 1994
5319210 Neutron dosimetry using three-dimensional optical memory Jun. 7, 1994
5297330 Method of producing core slider for rigid magnetic disc drive Mar. 29, 1994
5296312 Non-magnetic substrate material and floating-type magnetic head Mar. 22, 1994
5267113 Magnetic head Nov. 30, 1993
5233492 Flying type composite magnetic head having Mn-Zn ferrite core Aug. 3, 1993
5231555 Magnetic head comprising a laminated magnetic layer structure between non magnetic rock salt structure oxide substrates Jul. 27, 1993
5227193 Method for manufacturing magnetic head Jul. 13, 1993
5224260 Method for embodying a magnetic head with two magnetic materials Jul. 6, 1993
5218500 Magnetic head having a single-crystal ferrite core Jun. 8, 1993
5208965 Method for producing magnetic head having track regulation grooves formed at tape sliding surface May. 11, 1993
5198948 Shielded servo heads with improved passive noise cancellation Mar. 30, 1993
5195233 Method of producing magnetic head structure Mar. 23, 1993
5162960 Magnetic head with improved core bonding Nov. 10, 1992
5146671 Method of manufacturing floating type magnetic head Sep. 15, 1992
5135818 Thin soft magnetic film and method of manufacturing the same Aug. 4, 1992
5103553 Method of making a magnetic recording head Apr. 14, 1992
5093980 Method for making a multitrack head Mar. 10, 1992
5089334 Flux spreading thin film magnetic devices Feb. 18, 1992
5085935 Flux spreading thin film magnetic devices Feb. 4, 1992

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