Inventor · disambiguated record
Hiroshi Yohda
Also filed as: YOHDA HIROSHI
13 granted patents·191 citations·filing 1987–2001
92Inventor score
Technology areasG11B
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD13
Top patents by PatentIndex Score
13 records- 0192US5500777AMagnetic head drive which uses independently controlled piezo-electric elementsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Mar 19, 1996·61 cites·8 claims
- 0284US4897748AMagnetic head for azimuth recording in a high density magnetic recording systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 30, 1990·28 cites·2 claims
- 0379US4745506AMagnetic head for perpendicular magnetic recording and reproductionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 17, 1988·25 cites·23 claims
- 0467US4868698AMagnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Sep 19, 1989·14 cites·10 claims
- 0565US5065267AMulti-track magnetic head having different height head chipsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Nov 12, 1991·16 cites·2 claims
- 0663US5426550AMultitrack magnetic head assembly for scanning a magnetic tape with a plurality of magnetic head tipsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 20, 1995·12 cites·2 claims
- 0757US6690879B2Magnetic recording and reproducing apparatus of helical scan typeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 10, 2004·3 cites·14 claims
- 0847US4985797AMagnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jan 15, 1991·6 cites·2 claims
- 0946US5543990AMultitrack magnetic head assembly for scanning a magnetic tape with a plurality of magnetic head tipsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Aug 6, 1996·6 cites·4 claims
- 1042US4890379AMethod for manufacturing magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 2, 1990·5 cites·20 claims
- 1141US6804072B1Recording head clogging detection method and its deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 12, 2004·7 cites·9 claims
- 1240US5508945ALevitation phenomenon analyzer and magnetic recording apparatus including levitation phenomenon analyzerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Apr 16, 1996·4 cites·3 claims
- 1339US4985796AMagnetic head with a tape contacting surface having a metal filled channel thereinMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jan 15, 1991·4 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →