Inventor · disambiguated record
Toshio Shirai
Also filed as: SHIRAI TOSHIO
17 granted patents·4 pending applications·145 citations·filing 1985–2014
93Inventor score
Top patents by PatentIndex Score
21 records- 0183US6243240B1Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission deviceSONY CORP·Filed 1997·Granted Jun 5, 2001·37 cites·11 claims
- 0277US6429992B1Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission device and a bias current control sectionSONY CORP·Filed 2000·Granted Aug 6, 2002·11 cites·7 claims
- 0370US6304397B1Magnetic recording/reproducing apparatus with rotary drum with magnetoresistance head for transducing DC-free code signalsSONY CORP·Filed 1998·Granted Oct 16, 2001·23 cites·18 claims
- 0464US6515836B2Magneto-resistive effect type magnetic head and magnetic tape apparatusSONY CORP·Filed 2001·Granted Feb 4, 2003·5 cites·20 claims
- 0560US6813109B2Rotary magnetic head apparatus for performing reproduction operations using a plurality of reproduction heads without depending on the arrangement of the recording tracksSONY CORP·Filed 2001·Granted Nov 2, 2004·4 cites·11 claims
- 0658US6549356B1Rotary drum and magnetic tape recording/reproducing apparatus using the sameSONY CORP·Filed 2000·Granted Apr 15, 2003·3 cites·4 claims
- 0757US6515833B1Rotating drum assembly and magnetic recording/reproducing apparatus having a tape-contact pieceSONY CORP·Filed 1999·Granted Feb 4, 2003·12 cites·14 claims
- 0854US4698700AAir guide for tape copying apparatusSONY CORP·Filed 1986·Granted Oct 6, 1987·9 cites·9 claims
- 0953US6297631B1Magnetic signal reproducing method and apparatus using magneto-resistive effect element with increased sense currentSONY CORP·Filed 1999·Granted Oct 2, 2001·10 cites·6 claims
- 1049US6411473B1Rotary drum device and magnetic recording/reproducing apparatus having a more protruding inductive magnetic head relative to magnetoresistive headSONY CORP·Filed 1999·Granted Jun 25, 2002·8 cites·4 claims
- 1146US2015073219A1Stereoscopic endoscopeSONY CORP·Filed 2014·Application pending·0 cites
- 1245US4626931AContact printing apparatus with presettable means indicating number of copy and master tape life expectancySONY CORP·Filed 1985·Granted Dec 2, 1986·8 cites·10 claims
- 1342US4819102AMagnetic tape transfer printing apparatusSONY CORP·Filed 1987·Granted Apr 4, 1989·5 cites·16 claims
- 1442US4768107AHigh-speed contact printing system with control signal waveform refinementSONY CORP·Filed 1986·Granted Aug 30, 1988·5 cites·7 claims
- 1540US7082015B2Rotary drum and magnetic reproducing apparatus or magnetic recording and reproducing apparatus using the sameSONY CORP·Filed 2002·Granted Jul 25, 2006·0 cites·6 claims
- 1640US2004196583A1Magnetic recording head, rotary drum unit, and magnetic recording/reproducing method and apparatus using the sameFiled 2004·Application pending·0 cites
- 1738US2012069069A1Liquid discharging apparatusSUZUKI KIYOSUKE·Filed 2011·Application pending·0 cites
- 1836US6356403B2Rotary magnetic head apparatus having reproduction signal wiring, power-supply wiring and recording signal wiring sections in a rotor and a stator arranged in a predetermined mannerSONY CORP·Filed 1998·Granted Mar 12, 2002·3 cites·6 claims
- 1935US6229662B1Magnetic recording/reproducing apparatus and magnetic tapeSONY CORP·Filed 1999·Granted May 8, 2001·2 cites·6 claims
- 2031US6411456B1Magnetic signal reproducing method and apparatusSONY CORP·Filed 1999·Granted Jun 25, 2002·0 cites·4 claims
- 2130US2002080533A1Magneto-resistance effect type magnetic head and magnetic signal reproducing apparatusFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →