Inventor · disambiguated record
Hideo Suyama
Also filed as: SUYAMA HIDEO
28 granted patents·812 citations·filing 1979–1997
97Inventor score
Top patents by PatentIndex Score
28 records- 0193US4703378AMagnetic transducer head utilizing magnetoresistance effectSONY CORP·Filed 1985·Granted Oct 27, 1987·52 cites·15 claims
- 0292US4691259AMagnetic transducer head utilizing magnetoresistance effectSONY CORP·Filed 1985·Granted Sep 1, 1987·55 cites·17 claims
- 0391US4729048AMagnetic transducer combination with formatting, data, and servo headsSONY CORP·Filed 1986·Granted Mar 1, 1988·50 cites·2 claims
- 0490US5272582AMagneto-resistance effect magnetic head with static electricity protectionSONY CORP·Filed 1991·Granted Dec 21, 1993·58 cites·7 claims
- 0590US5247413AMagnetoresistance effect type thin film magnetic head with noise reducing electrodeSONY CORP·Filed 1993·Granted Sep 21, 1993·51 cites·4 claims
- 0690US4896235AMagnetic transducer head utilizing magnetoresistance effectSONY CORP·Filed 1989·Granted Jan 23, 1990·49 cites·13 claims
- 0790US4281223AElectro-acoustic transducerSONY CORP·Filed 1979·Granted Jul 28, 1981·76 cites·19 claims
- 0886US4701815ATracking servo system for disc memorySONY CORP·Filed 1986·Granted Oct 20, 1987·35 cites·18 claims
- 0982US4679107AMagnetic transducer head utilizing magnetoresistance effectSONY CORP·Filed 1984·Granted Jul 7, 1987·23 cites·2 claims
- 1079US4734644AFlux cancelling yoke type magnetic transducer headSONY CORP·Filed 1986·Granted Mar 29, 1988·24 cites·4 claims
- 1176US4673999AMulti channel magnetic transducer headSONY CORP·Filed 1984·Granted Jun 16, 1987·21 cites·1 claims
- 1275US4944296AElectronic toothbrushSUYAMA HIDEO·Filed 1988·Granted Jul 31, 1990·53 cites·6 claims
- 1373US5903076AVibration actuator for pagerA C E TECH CO LTD·Filed 1997·Granted May 11, 1999·69 cites·55 claims
- 1471US4673998AMagnetic transducer head having series connected magnetroresistance effect sensing element with head output connected between the sensing elementsSONY CORP·Filed 1983·Granted Jun 16, 1987·16 cites·4 claims
- 1568US4273968AElectroacoustic transducer with magnetic flux directed slantly across a diaphragmSONY CORP·Filed 1979·Granted Jun 16, 1981·27 cites·6 claims
- 1667US5867350AMagneto-resistance effect head with insulated bias conductor embedded in shield grooveSONY CORP·Filed 1997·Granted Feb 2, 1999·22 cites·1 claims
- 1763US4516179AMagnetic transducer head utilizing magnetoresistance effectSONY CORP·Filed 1982·Granted May 7, 1985·11 cites·5 claims
- 1860US5493466AComposite thin film recording/reproducing head with MR reproducing head having greater track width than recording headSONY CORP·Filed 1994·Granted Feb 20, 1996·12 cites·1 claims
- 1958US4695908AThin film type magnetic transducer headSONY CORP·Filed 1984·Granted Sep 22, 1987·9 cites·3 claims
- 2057US4276452AMembrane type electro-acoustic transducerSONY CORP·Filed 1979·Granted Jun 30, 1981·19 cites·7 claims
- 2156US5270893ASpecific core structure in a magneto-resistance headSONY CORP·Filed 1991·Granted Dec 14, 1993·11 cites·9 claims
- 2255US5648886AMagneto-resistance effect type magnetic head deviceSONY CORP·Filed 1995·Granted Jul 15, 1997·10 cites·10 claims
- 2353US5734532AMagneto-resistive effect type magnetic head deviceSONY CORP·Filed 1997·Granted Mar 31, 1998·9 cites·1 claims
- 2452US5424890AMagnetoresistance effect type thin film headSONY CORP·Filed 1994·Granted Jun 13, 1995·8 cites·4 claims
- 2550US5982176AGeomagnetic direction sensorSONY CORP·Filed 1995·Granted Nov 9, 1999·22 cites·18 claims
- 2648US5671105AMagneto-resistive effect thin-film magnetic headSONY CORP·Filed 1995·Granted Sep 23, 1997·8 cites·8 claims
- 2746US5436772AMagnetic recording and reproducing apparatus having magneto-resistance effect elementSONY CORP·Filed 1992·Granted Jul 25, 1995·8 cites·3 claims
- 2839US5875078AMagnetoresistance thin film magnetic head having reduced terminal count; and bias characteristics measuring methodSONY CORP·Filed 1996·Granted Feb 23, 1999·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →