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Class Information
Number: 29/603.16
Name: Metal working > Method of mechanical manufacture > Electrical device making > Electromagnet, transformer or inductor > Magnetic recording reproducing transducer (e.g., tape head, core, etc.) > Fabricating head structure or component thereof > Machining magnetic material (e.g., grinding, etching, polishing)
Description: Process wherein the magnetic substance is mechanically or chemically shaped by removing material therefrom.










Sub-classes under this class:

Class Number Class Name Patents
29/603.18 By etching 556
29/603.17 Employing workholding means 54


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8701273 Method of manufacturing magnetic head for perpendicular magnetic recording having a return path section Apr. 22, 2014
8701274 Method for manufacturing a magnetic head Apr. 22, 2014
8689430 Method for providing a perpendicular magnetic recording (PMR)head Apr. 8, 2014
8671554 Method of manufacturing a magneto-resistance effect element Mar. 18, 2014
8646168 Method for manufacturing a magnetic write pole of a perpendicular magnetic write head using novel mask fabrication Feb. 11, 2014
8615868 Method for manufacturing a magnetic sensor using two step ion milling Dec. 31, 2013
8607438 Method for fabricating a read sensor for a read transducer Dec. 17, 2013
8607439 Method for providing an energy assisted magnetic recording (EAMR) head Dec. 17, 2013
8590139 Patterning of and contacting magnetic layers Nov. 26, 2013
8578593 Method of manufacturing thermal assisted magnetic write head Nov. 12, 2013
8578594 Process for fabricating a magnetic pole and shields Nov. 12, 2013
8567045 Process to manufacture a magnetic write head Oct. 29, 2013
8555486 Method for providing a pole in a magnetic recording transducer using a cathodic etch Oct. 15, 2013
8533937 Method of forming a fully wrapped-around shielded PMR writer pole Sep. 17, 2013
8499435 Method of manufacturing a thin-film magnetic head Aug. 6, 2013
8495813 Method of making an energy-assisted magnetic recording apparatus Jul. 30, 2013
8491801 Method and system for providing an NFT using a sacrificial NFT structure Jul. 23, 2013
8486286 Method and system for providing an energy assisted magnetic recording writer having an integrated NFT, heat sink, and pole Jul. 16, 2013
8486285 Damascene write poles produced via full film plating Jul. 16, 2013
8474127 Method for enhancing thermal stability, improving biasing and reducing damage from electrostatic discharge in self-pinned abutted junction heads Jul. 2, 2013
8474128 Planarization methods for patterned media disks Jul. 2, 2013
8468692 Method of manufacturing a variable resistance memory device Jun. 25, 2013
8468683 High bevel angle magnetic writer pole fabrication process Jun. 25, 2013
8468682 Method for manufacturing perpendicular magnetic recording transducers Jun. 25, 2013
8453316 Method of manufacturing magnetic head having a patterned pole layer and method of forming a patterned layer Jun. 4, 2013
8453317 Magnetic write head fabrication with integrated electrical lapping guides Jun. 4, 2013
8451567 High resolution magnetic read head using top exchange biasing and/or lateral hand biasing of the free layer May. 28, 2013
8443510 Method for utilizing an electronic lapping guide for a beveled pole in a magnetic recording transducer May. 21, 2013
8424192 Method for manufacturing a pole for a magnetic recording head Apr. 23, 2013
8419954 Method for providing a side shield for a magnetic recording transducer Apr. 16, 2013
8418353 Method for providing a plurality of energy assisted magnetic recording EAMR heads Apr. 16, 2013
8413317 Method for fabricating a structure for a microelectric device Apr. 9, 2013
8416528 Magnetic head for perpendicular magnetic recording having a return path section Apr. 9, 2013
8407882 Method for manufacturing thin film magnetic heads Apr. 2, 2013
8404431 Method for manufacturing thin-film magnetic head Mar. 26, 2013
8404128 Method and system for providing a perpendicular magnetic recording head Mar. 26, 2013
8402635 Method of manufacturing a magnetic head including shield layers which surround a MR element Mar. 26, 2013
8393073 Method to control mask profile for read sensor definition Mar. 12, 2013
8381391 Method for providing a magnetic recording transducer Feb. 26, 2013
8381392 Method for manufacturing a self-aligned bevel for a write pole Feb. 26, 2013
8375564 Method for fabricating a pole of a magnetic transducer Feb. 19, 2013
8375565 Method for providing an electronic lapping guide corresponding to a near-field transducer of an energy assisted magnetic recording transducer Feb. 19, 2013
8371019 Method for manufacturing a magnetic write pole having straight side walls and a well defined track-width Feb. 12, 2013
8349197 Method for manufacturing a perpendicular magnetic write head having a tapered write pole and non-magnetic bump structure Jan. 8, 2013
8347489 Method for manufacturing a perpendicular magnetic write head having a leading edge tapered write pole, self aligned side shield and independent trailing shield Jan. 8, 2013
8347488 Magnetic write head manufactured by damascene process producing a tapered write pole with a non-magnetic step and non-magnetic bump Jan. 8, 2013
8347487 Fabricating method of magnetoresistance sensor Jan. 8, 2013
8341825 Method for manufacturing a thermally-assisted magnetic head Jan. 1, 2013
8341826 Method for fabricating a magnetic recording transducer using a split seed layer Jan. 1, 2013
8336194 Method of fabricating a tunneling magnetoresistive (TMR) reader Dec. 25, 2012

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