Inventor · disambiguated record
Yoshiki Hagiwara
Also filed as: HAGIWARA YOSHIKI
9 granted patents·220 citations·filing 1987–1999
90Inventor score
Files withHITACHI LTD9
Top patents by PatentIndex Score
9 records- 0194US5567333AThin film magnetic head, process for production thereofHITACHI LTD·Filed 1994·Granted Oct 22, 1996·67 cites·20 claims
- 0285US5349745AMethod of fabricating thin-film magnetic headHITACHI LTD·Filed 1993·Granted Sep 27, 1994·39 cites·9 claims
- 0380US5910864AThin film magnetic head having non-linear railsHITACHI LTD·Filed 1996·Granted Jun 8, 1999·26 cites·5 claims
- 0475US5687045AThin film magnetic head and production method thereof and magnetic disk drive equipped with this thin film magnetic headHITACHI LTD·Filed 1995·Granted Nov 11, 1997·30 cites·35 claims
- 0572US6198601B1Thin film magnetic head having non-linear tapered railsHITACHI LTD·Filed 1999·Granted Mar 6, 2001·17 cites·4 claims
- 0655US5947796AMethod of fine grain milling and machine thereforHITACHI LTD·Filed 1995·Granted Sep 7, 1999·16 cites·14 claims
- 0754US5560743AMethod of fine grain milling and machine thereforHITACHI LTD·Filed 1993·Granted Oct 1, 1996·16 cites·6 claims
- 0844US4967299AThin-film magnetic head with a plurality of transducersHITACHI LTD·Filed 1988·Granted Oct 30, 1990·7 cites·8 claims
- 0928US4843486AMulti-element magnetic head and method of fabricating the sameHITACHI LTD·Filed 1987·Granted Jun 27, 1989·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →