Inventor · disambiguated record
Toshihiko Shimizu
Also filed as: SHIMIZU TOSHIHIKO
96 granted patents·17 pending applications·1,618 citations·filing 1979–2024
99Inventor score
Files withHITACHI LTD27HITACHI GLOBAL STORAGE TECH16HONDA MOTOR CO LTD9HITACHI HIGH TECH CORP7RENESAS TECH CORP7
Top patents by PatentIndex Score
113 records- 0197US7756494B2RF power amplifierRENESAS TECH CORP·Filed 2007·Granted Jul 13, 2010·44 cites·13 claims
- 0297US7130159B2Magnetic disk apparatusHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 31, 2006·67 cites·19 claims
- 0396US6614627B1Magnetic disk apparatusHITACHI LTD·Filed 2000·Granted Sep 2, 2003·60 cites·12 claims
- 0496US5245600AApparatus for reproducing from a storage medium information corresponding to each stored musical arrangement and for mixing voice data with music dataPIONEER ELECTRONIC CORP·Filed 1991·Granted Sep 14, 1993·122 cites·11 claims
- 0595US5336844AInformation storage medium and apparatus for reproducing information therefromPIONEER ELECTRONIC CORP·Filed 1991·Granted Aug 9, 1994·94 cites·12 claims
- 0694US4875048ATwo-step parallel analog to digital converterHITACHI LTD·Filed 1988·Granted Oct 17, 1989·88 cites·9 claims
- 0792US7215203B2High frequency power amplifier circuit deviceHITACHI COMM SYSTEMS INC·Filed 2006·Granted May 8, 2007·21 cites·3 claims
- 0892US5243582AApparatus for reproducing digital audio information related to musical accompanimentsPIONEER ELECTRONIC CORP·Filed 1991·Granted Sep 7, 1993·64 cites·7 claims
- 0990US6498702B1Magnetic head supporting apparatus having thermally insulated read/write IC mounted on arm portions thereofHITACHI LTD·Filed 2000·Granted Dec 24, 2002·25 cites·12 claims
- 1089US6759906B2High frequency power amplifier circuit deviceRENESAS TECH CORP·Filed 2002·Granted Jul 6, 2004·37 cites·9 claims
- 1189US6594104B2Magnetic disk unit including temperature sensing of IC mounted on suspensionHITACHI LTD·Filed 2001·Granted Jul 15, 2003·26 cites·13 claims
- 1288US7545607B2Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 9, 2009·6 cites·6 claims
- 1387US6624982B2Magnetic disk recording apparatusHITACHI LTD·Filed 2001·Granted Sep 23, 2003·25 cites·25 claims
- 1486US6614623B2Disc drive head supporting mechanism having power supply pads for an integrated circuit which are of a greater area than signal/control junction padsHITACHI LTD·Filed 2001·Granted Sep 2, 2003·20 cites·12 claims
- 1586US4536417AMethod for repairing and restoring deteriorated cement-containing inorganic materialONODA CONST MATERIALS CO LTD·Filed 1983·Granted Aug 20, 1985·40 cites·4 claims
- 1685US7116175B2Semiconductor deviceRENESAS TECH CORP·Filed 2004·Granted Oct 3, 2006·28 cites·10 claims
- 1785US5999369AMagnetic disk apparatusHITACHI LTD·Filed 1997·Granted Dec 7, 1999·39 cites·2 claims
- 1884US5396431ANavigation system with position measuring device and aerial photographic storage capabilityPIONEER ELECTRONIC CORP·Filed 1992·Granted Mar 7, 1995·92 cites·7 claims
- 1983US7049892B2High frequency power amplifier circuit deviceHITACHI COMM SYSTEMS INC·Filed 2004·Granted May 23, 2006·24 cites·7 claims
- 2082US7952434B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted May 31, 2011·7 cites·19 claims
- 2182US7348856B2Semiconductor deviceRENESAS TECH CORP·Filed 2006·Granted Mar 25, 2008·7 cites·13 claims
- 2282US6493179B2Magnetic head gimbal assembly and magnetic disk unitHITACHI LTD·Filed 2001·Granted Dec 10, 2002·11 cites·8 claims
- 2381US7110223B2Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the sameHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Sep 19, 2006·3 cites·6 claims
- 2481US6927947B2Magnetic disk apparatusHITACHI LTD·Filed 2003·Granted Aug 9, 2005·10 cites·2 claims
- 2581US6462910B1Magnetic disk apparatusHITACHI LTD·Filed 1999·Granted Oct 8, 2002·31 cites·6 claims
- 2681US4978957AHigh-speed analog-to-digital converterHITACHI LTD·Filed 1990·Granted Dec 18, 1990·44 cites·19 claims
- 2780US11805949B2Toilet deviceTOTO LTD·Filed 2022·Granted Nov 7, 2023·1 cites·4 claims
- 2880US6618225B2Magnetic head supporting apparatus having thermally insulated IC mounted on an arm portionHITACHI LTD·Filed 2002·Granted Sep 9, 2003·11 cites·12 claims
- 2979US5103092AMethod and apparatus for detecting X-ray radiationHITACHI MEDICAL CORP·Filed 1990·Granted Apr 7, 1992·47 cites·12 claims
- 3078US10591018B2Vibration-suppressing mechanism to be attached to charged particle beam device, and charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2017·Granted Mar 17, 2020·2 cites·12 claims
- 3178US9644778B2Device for work implementation without stopping flow, and method for work implementation without stopping flowSUIKEN CO LTD·Filed 2016·Granted May 9, 2017·3 cites·8 claims
- 3278US8064171B2Magnetic disk drive and voice coil motorSHIMIZU TOSHIHIKO·Filed 2009·Granted Nov 22, 2011·4 cites·10 claims
- 3378US7652850B2Rotating disk type storage unit with reduced vibrationHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 26, 2010·3 cites·13 claims
- 3478US6879467B2Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the sameHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Apr 12, 2005·9 cites·11 claims
- 3577US8339204B2Semiconductor deviceSHIMIZU TOSHIHIKO·Filed 2011·Granted Dec 25, 2012·3 cites·12 claims
- 3677US6445544B2Magnetic head gimbal assembly and magnetic disk unitHITACHI LTD·Filed 2001·Granted Sep 3, 2002·8 cites·14 claims
- 3777US5113077ARadiation detection circuit having a signal integrating capacitor, and a data aquisition system for an x-ray scanner including such circuitHITACHI MEDICAL CORP·Filed 1990·Granted May 12, 1992·35 cites·14 claims
- 3875US8699166B2Magnetic head drive device with micro-actuators of end arms rotating in a direction opposite micro-actuators of intermediate armsSUZUKI KENJI·Filed 2010·Granted Apr 15, 2014·3 cites·7 claims
- 3975US4752766AAnalog to digital converterHITACHI LTD·Filed 1987·Granted Jun 21, 1988·27 cites·8 claims
- 4074US6373659B1Magnetic slider head and method of producing the sameHITACHI LTD·Filed 2000·Granted Apr 16, 2002·8 cites·4 claims
- 4173US6157519AMagnetic head gimbal assembly of a magnetic disk unit having a load point matched with the center of impactHITACHI LTD·Filed 1996·Granted Dec 5, 2000·25 cites·12 claims
- 4272US7061722B2Magnetic head gimbal assembly and magnetic disk unitHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Jun 13, 2006·6 cites·1 claims
- 4372US6982852B2Carriage arm assembly for magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jan 3, 2006·10 cites·16 claims
- 4472US6760193B1Magnetic head gimbal assembly and magnetic disk unitHITACHI GLOBAL STORAGE TECH·Filed 2000·Granted Jul 6, 2004·6 cites·21 claims
- 4572US6069774AMagnetic head support device for magnetic disc recording deviceHITACHI LTD·Filed 1999·Granted May 30, 2000·21 cites·2 claims
- 4672US5208679AApparatus for reproducing information in response to selected image change control informationPIONEER ELECTRONIC CORP·Filed 1991·Granted May 4, 1993·21 cites·15 claims
- 4769USD516969SRear bumper for an automobileHONDA MOTOR CO LTD·Filed 2005·Granted Mar 14, 2006·17 cites·1 claims
- 4869US5213825APlastic lens molding apparatusSEIKO EPSON CORP·Filed 1991·Granted May 25, 1993·39 cites·4 claims
- 4968US7576944B2Shielding function for magnetic head in magnetic disk deviceHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 18, 2009·1 cites·9 claims
- 5068US7468861B2Magnetic disk apparatus with shield for magnetic headHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Dec 23, 2008·1 cites·8 claims
Showing the top 50 of 113 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →