Inventor · disambiguated record
Katsuya Mitsuoka
Also filed as: MITSUOKA KATSUYA
16 granted patents·385 citations·filing 1983–2009
95Inventor score
Top patents by PatentIndex Score
16 records- 0190US5933297AMagnetic storage/read system with read head including magnetoresistive elementHITACHI LTD·Filed 1993·Granted Aug 3, 1999·39 cites·69 claims
- 0289US5590008AMagnetic disc unit having a plurality of magnetic heads which include multilayer magnetic filmsHITACHI LTD·Filed 1994·Granted Dec 31, 1996·52 cites·30 claims
- 0387US4592801AMethod of patterning thin filmCOMPUTER BASIC TECH RES·Filed 1984·Granted Jun 3, 1986·72 cites·23 claims
- 0486US4780781AThin film magnetic head having magnetic film of Co-Ni-Fe alloyHITACHI LTD·Filed 1985·Granted Oct 25, 1988·34 cites·12 claims
- 0581US6249405B1Magnetic head including magnetoresistive elementHITACHI LTD·Filed 2000·Granted Jun 19, 2001·11 cites·12 claims
- 0678US6125019AMagnetic head including magnetoresistive elementHITACHI LTD·Filed 1999·Granted Sep 26, 2000·22 cites·20 claims
- 0778US5563752AMagnetic recording and reproducing device using a giant magnetoresistive filmHITACHI LTD·Filed 1994·Granted Oct 8, 1996·41 cites·6 claims
- 0878US4626947AThin film magnetic headCOMPUTER BASIC TECH RES·Filed 1983·Granted Dec 2, 1986·23 cites·2 claims
- 0976US8064159B2Current perpendicular to plane (CPP) magnetic read headSAKAMOTO KOJI·Filed 2009·Granted Nov 22, 2011·8 cites·16 claims
- 1076US5051856AThin film magnetic head with mixed crystal structuresHITACHI LTD·Filed 1989·Granted Sep 24, 1991·23 cites·13 claims
- 1175US6633465B2Magnetoresistive elementHITACHI LTD·Filed 2001·Granted Oct 14, 2003·7 cites·8 claims
- 1266US5214840AThin film magnetic head and the method of fabricating the sameHITACHI LTD·Filed 1990·Granted Jun 1, 1993·25 cites·11 claims
- 1356US5307214AMagnetic recording apparatusHITACHI LTD·Filed 1992·Granted Apr 26, 1994·11 cites·13 claims
- 1444US4623439AThin film of Ni-Co-Fe ternary alloy and process for producing the sameHITACHI LTD·Filed 1984·Granted Nov 18, 1986·7 cites·3 claims
- 1541US5639547AMagnetic heads and magnetic recording reproducing devices using magnetic laminationsHITACHI MAXELL·Filed 1993·Granted Jun 17, 1997·8 cites·51 claims
- 1634US5671107ALarge capacity magnetic disc apparatus with a particular relationship between pole thickness, saturated flux density, and recording wavelengthHITACHI LTD·Filed 1995·Granted Sep 23, 1997·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →