Inventor · disambiguated record
Ken Takahashi
Also filed as: TAKAHASHI KEN · TAKAHASHI KEN-ICHIROH
87 granted patents·5 pending applications·1,694 citations·filing 1976–2009
99Inventor score
Files withHITACHI LTD46MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35HITACHI GLOBAL STORAGE TECH2PANASONIC CORP2RENESAS TECH CORP2
Top patents by PatentIndex Score
92 records- 0197US7035049B2Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk deviceHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 25, 2006·64 cites·11 claims
- 0295US7885718B2Component mounting apparatus, service providing device and servicing methodPANASONIC CORP·Filed 2009·Granted Feb 8, 2011·38 cites·4 claims
- 0394US7032513B2Printing screen cleaning method and apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 25, 2006·23 cites·11 claims
- 0493US4613918APerpendicular magnetic playback head and a perpendicular magnetic recording and reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Sep 23, 1986·46 cites·22 claims
- 0591US5479854AAutomatic squeegee angle and pressure adjusting meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jan 2, 1996·79 cites·2 claims
- 0690US6577472B2Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable textureHITACHI LTD·Filed 2001·Granted Jun 10, 2003·23 cites·13 claims
- 0789US7536236B2Component mounting apparatus, service providing device and servicing methodPANASONIC CORP·Filed 2006·Granted May 19, 2009·11 cites·1 claims
- 0889US7142939B2Component mounter, service supplier, and service supplying methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 28, 2006·42 cites·12 claims
- 0989US6534206B1Information recording media and information recording driveHITACHI LTD·Filed 2000·Granted Mar 18, 2003·24 cites·1 claims
- 1089US6472047B1Magnetic recording diskHITACHI LTD·Filed 2000·Granted Oct 29, 2002·23 cites·11 claims
- 1188US6410133B1Magnetic recording disk, method of the magnetic recording disk and magnetic recording apparatusHITACHI LTD·Filed 2000·Granted Jun 25, 2002·21 cites·6 claims
- 1288US6198119B1Ferroelectric element and method of producing the sameHITACHI LTD·Filed 1997·Granted Mar 6, 2001·94 cites·49 claims
- 1388US6136401AGlass substrate of disk for recording information, a disk for recording information, and a disk device for recording informationHITACHI LTD·Filed 2000·Granted Oct 24, 2000·19 cites·19 claims
- 1488US5493969AScreen printing apparatus and screen printing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Feb 27, 1996·32 cites·4 claims
- 1586US6036994AScreen printing method and apparatus thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Mar 14, 2000·30 cites·9 claims
- 1685US7183650B2Wiring glass substrate for connecting a semiconductor chip to a printed wiring substrate and a semiconductor module having the wiring glass substrateRENESAS TECH CORP·Filed 2002·Granted Feb 27, 2007·30 cites·11 claims
- 1785US6801397B2Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk deviceHITACHI LTD·Filed 2003·Granted Oct 5, 2004·14 cites·15 claims
- 1885US6749955B2Information recording media and information recording driveHITACHI LTD·Filed 2003·Granted Jun 15, 2004·16 cites·7 claims
- 1985US5234556APolymeric metal oxide materials and their formation and useHITACHI LTD·Filed 1990·Granted Aug 10, 1993·60 cites·28 claims
- 2085US4970577ASemiconductor chip moduleHITACHI LTD·Filed 1989·Granted Nov 13, 1990·71 cites·16 claims
- 2185US4888514ADriving apparatus for ultrasonic motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Dec 19, 1989·62 cites·9 claims
- 2284US6590741B1Magnetic head having grooves to enhance contact with magnetic recording media and magnetic recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 8, 2003·20 cites·11 claims
- 2384US4897748AMagnetic 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
- 2483US6040029AGlass substrate of disk for recording information, a disk for recording information, and a disk device for recording informationHITACHI LTD·Filed 1997·Granted Mar 21, 2000·42 cites·25 claims
- 2583US5730051AApparatus and method for centering a printing screen over an objectMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Mar 24, 1998·57 cites·5 claims
- 2683US5020214AMethod of manufacturing a hot wire air flow meterHITACHI LTD·Filed 1988·Granted Jun 4, 1991·24 cites·19 claims
- 2782US6237490B1Screen printing method and screen printing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted May 29, 2001·44 cites·15 claims
- 2881US7169334B2Optical information recording mediumHITACHI LTD·Filed 2003·Granted Jan 30, 2007·11 cites·11 claims
- 2980US6700852B1Information recording medium with recording film with cobalt oxide crystalline particles, and information recording device including the sameHITACHI LTD·Filed 2000·Granted Mar 2, 2004·12 cites·8 claims
- 3079US4745506AMagnetic head for perpendicular magnetic recording and reproductionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 17, 1988·25 cites·23 claims
- 3177US6503858B1Glass composition, structure, and apparatus using the sameHITACHI LTD·Filed 2000·Granted Jan 7, 2003·10 cites·7 claims
- 3277US4425701AMethods of making magnetic recording headsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jan 17, 1984·21 cites·22 claims
- 3376US6746749B2Magnetic recording diskHITACHI LTD·Filed 2002·Granted Jun 8, 2004·9 cites·4 claims
- 3475US7232612B2Glass substrate of disk for recording information, a disk for recording information, and a disk device for recording informationHITACHI LTD·Filed 2004·Granted Jun 19, 2007·7 cites·28 claims
- 3573US7259936B2Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk deviceHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 21, 2007·1 cites·5 claims
- 3673US5712024AAnti-reflector film, and a display provided with the sameHITACHI LTD·Filed 1996·Granted Jan 27, 1998·47 cites·29 claims
- 3772US6844092B2Optically functional element and production method and application thereforHITACHI LTD·Filed 2003·Granted Jan 18, 2005·10 cites·3 claims
- 3872US5935717AFunctional film having inorganic thin on surface of organic film article using the same and process for producing the sameHITACHI LTD·Filed 1997·Granted Aug 10, 1999·30 cites·35 claims
- 3970US7145331B2Magnetic sensor having a closed magnetic path formed by soft magnetic filmsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Dec 5, 2006·8 cites·6 claims
- 4070US5227193AMethod for manufacturing magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jul 13, 1993·20 cites·14 claims
- 4170US5093314ASuperconducting wire and method of manufacturing the sameHITACHI LTD·Filed 1988·Granted Mar 3, 1992·22 cites·11 claims
- 4270US4450426ANonlinear resistor and process for producing the sameHITACHI LTD·Filed 1981·Granted May 22, 1984·16 cites·26 claims
- 4369US6512655B1Magnetic head with sealing glass compositionHITACHI LTD·Filed 2000·Granted Jan 28, 2003·6 cites·11 claims
- 4469US5976269APrinting mask cleaning apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 2, 1999·32 cites·18 claims
- 4567US6105495AScreen printing apparatus and screen printing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Aug 22, 2000·15 cites·8 claims
- 4667US4868698AMagnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Sep 19, 1989·14 cites·10 claims
- 4767US4700252AMagnetic thin film headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Oct 13, 1987·14 cites·4 claims
- 4866US6935232B2Solder paste printing apparatus and printing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 30, 2005·4 cites·9 claims
- 4966US6440517B1Glass materialHITACHI LTD·Filed 2000·Granted Aug 27, 2002·4 cites·8 claims
- 5065US5201452AScreen printing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Apr 13, 1993·26 cites·8 claims
Showing the top 50 of 92 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →