Inventor · disambiguated record
Tsutomu Takahashi
Also filed as: TAKAHASHI TSUTOMU
180 granted patents·31 pending applications·4,277 citations·filing 1976–2024
99Inventor score
Top patents by PatentIndex Score
211 records- 0198US7671493B2Vibration assembly, input device using the vibration assembly, and electronic equipment using the input deviceSONY CORP·Filed 2008·Granted Mar 2, 2010·134 cites·7 claims
- 0298US5873738ACommunication apparatusFUJITSU LTD·Filed 1994·Granted Feb 23, 1999·245 cites·4 claims
- 0397US8547341B2Touch-sensitive sheet member, input device and electronic apparatusTAKASHIMA KOUICHIRO·Filed 2008·Granted Oct 1, 2013·55 cites·3 claims
- 0497US5672091APolishing apparatus having endpoint detection deviceEBARA CORP·Filed 1995·Granted Sep 30, 1997·212 cites·12 claims
- 0596US5644212ATraction battery management systemFUJI HEAVY IND LTD·Filed 1995·Granted Jul 1, 1997·260 cites·15 claims
- 0694US8203537B2Tactile and visual user interface device and personal digital assistantTANABE TADASHI·Filed 2008·Granted Jun 19, 2012·54 cites·6 claims
- 0793US5848042ARecording/reproducing apparatus with movable front control panel and projection member covering a portion of the control panelSONY CORP·Filed 1996·Granted Dec 8, 1998·143 cites·11 claims
- 0893US5529642ANickel-based alloy with chromium, molybdenum and tantalumMITSUBISHI MATERIALS CORP·Filed 1994·Granted Jun 25, 1996·72 cites·13 claims
- 0992US6036326AIlluminated resinous button key with optical means for highlighting character formed on the keyFUJITSU TAKAMISAWA COMPONENT·Filed 1998·Granted Mar 14, 2000·67 cites·18 claims
- 1091US9336969B2Press detection sensor, input device and electronic apparatusTAKASHIMA KOUICHIRO·Filed 2008·Granted May 10, 2016·27 cites·15 claims
- 1191USD755947SPropeller fanMITSUBISHI ELECTRIC CORP·Filed 2015·Granted May 10, 2016·34 cites·1 claims
- 1291US6419574B1Abrasive tool with metal binder phaseMITSUBISHI MATERIALS CORP·Filed 2000·Granted Jul 16, 2002·77 cites·34 claims
- 1390USD755945SPropeller fanMITSUBISHI ELECTRIC CORP·Filed 2015·Granted May 10, 2016·28 cites·1 claims
- 1490USD750211SPropeller fanMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Feb 23, 2016·32 cites·1 claims
- 1590US6031779ADynamic memoryHITACHI LTD·Filed 1998·Granted Feb 29, 2000·91 cites·18 claims
- 1690US5216578AStructure for holding packages on backboard of electronics apparatusFUJITSU LTD·Filed 1991·Granted Jun 1, 1993·79 cites·7 claims
- 1789USD755946SPropeller fanMITSUBISHI ELECTRIC CORP·Filed 2015·Granted May 10, 2016·26 cites·1 claims
- 1889US6552915B2Communications apparatus and plug-in unitFUJITSU LTD·Filed 2001·Granted Apr 22, 2003·62 cites·21 claims
- 1987US10047315B2Refrigeration oil and working fluid composition for refrigeration oilJXTG NIPPON OIL & ENERGY CORP·Filed 2015·Granted Aug 14, 2018·2 cites·8 claims
- 2087US9658694B2Touch-sensitive sheet member, input device and electronic apparatusSONY CORP·Filed 2015·Granted May 23, 2017·4 cites·12 claims
- 2187US4979114AMotor control apparatus for electric power steering systemFUJI HEAVY IND LTD·Filed 1989·Granted Dec 18, 1990·47 cites·12 claims
- 2287US4909343AElectric power steering systemFUJI HEAVY IND LTD·Filed 1989·Granted Mar 20, 1990·48 cites·4 claims
- 2385US8024843B2Biaxial hinge device and portable terminal deviceSONY ERICSSON MOBILE COMM JP·Filed 2009·Granted Sep 27, 2011·15 cites·10 claims
- 2485US6643141B2Transmission apparatus, subrack and connector unitFUJITSU LTD·Filed 2001·Granted Nov 4, 2003·37 cites·11 claims
- 2585US6625214B1Apparatus and method for fade detecting and information encodingPIONEER CORP·Filed 2000·Granted Sep 23, 2003·75 cites·14 claims
- 2685US5869951ABattery management system for electric vehicleFUJI HEAVY IND LTD·Filed 1998·Granted Feb 9, 1999·114 cites·8 claims
- 2784US8264463B2Input device and electronic apparatusTAKASHIMA KOUICHIRO·Filed 2008·Granted Sep 11, 2012·17 cites·16 claims
- 2884US5851646APrepreg, process for producing the same and printed circuit substrate/board using the sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 22, 1998·52 cites·5 claims
- 2984US5065324AMethod of detecting absolute steering angle of steering angle sensor for vehicleFUJI HEAVY IND LTD·Filed 1990·Granted Nov 12, 1991·53 cites·11 claims
- 3083US4834203AElectric power steering systemFUJI HEAVY IND LTD·Filed 1988·Granted May 30, 1989·44 cites·3 claims
- 3182US10253276B2Refrigerating-machine oil and working-fluid composition for refrigerating machineJXTG NIPPON OIL & ENERGY CORP·Filed 2015·Granted Apr 9, 2019·2 cites·8 claims
- 3282US5625272ABattery charge/discharge control method for electric vehicleFUJI HEAVY IND LTD·Filed 1995·Granted Apr 29, 1997·94 cites·8 claims
- 3382US5140501AMechanism for inserting and withdrawing printed board unit of electronics circuit deviceFUJITSU LTD·Filed 1989·Granted Aug 18, 1992·47 cites·8 claims
- 3481US6729710B2Ink jet recording apparatus and method with reduced bandingCANON KK·Filed 2001·Granted May 4, 2004·30 cites·17 claims
- 3580US9751572B2Working vehicleYANMAR CO LTD·Filed 2014·Granted Sep 5, 2017·7 cites·5 claims
- 3680US5798794AWavelet transform subband coding with frequency-dependent quantization step sizePIONEER ELECTRONIC CORP·Filed 1995·Granted Aug 25, 1998·66 cites·2 claims
- 3780US5220551ASpindle control apparatus for disk playerPIONEER ELECTRONIC CORP·Filed 1991·Granted Jun 15, 1993·29 cites·2 claims
- 3880US5182711AMotor control system for electric power steering apparatusFUJI HEAVY IND LTD·Filed 1991·Granted Jan 26, 1993·45 cites·4 claims
- 3980US5053966AMotor control apparatus for electric power steering system of a motor vehicleFUII JUKOGYO KABUSHIKI KAISHA·Filed 1991·Granted Oct 1, 1991·51 cites·11 claims
- 4080US5021721AElectric power steering system for a motor vehicleFUJI HEAVY IND LTD·Filed 1989·Granted Jun 4, 1991·36 cites·6 claims
- 4179US12120837B2Holding deviceHONDA MOTOR CO LTD·Filed 2020·Granted Oct 15, 2024·1 cites·22 claims
- 4279US5212022AInternal-reforming fuel cells and power stations using the sameHITACHI LTD·Filed 1990·Granted May 18, 1993·63 cites·20 claims
- 4378US7150862B2Method of manufacturing powderPENTAX CORP·Filed 2003·Granted Dec 19, 2006·11 cites·25 claims
- 4478US5335203ASemiconductor integrated circuit device with internal voltage drop circuitsHITACHI LTD·Filed 1992·Granted Aug 2, 1994·41 cites·8 claims
- 4577US9244531B2Touch-sensitive sheet member, input device and electronic apparatusSONY CORP·Filed 2013·Granted Jan 26, 2016·3 cites·5 claims
- 4676US5290150AScrew rotor comprising a plurality of thin platesEBARA CORP·Filed 1992·Granted Mar 1, 1994·27 cites·4 claims
- 4776US5164905AProduction system with order of processing determinationHITACHI LTD·Filed 1991·Granted Nov 17, 1992·65 cites·28 claims
- 4876US4682368AMobile radio data communication system using a speech recognition techniqueNEC CORP·Filed 1985·Granted Jul 21, 1987·63 cites·6 claims
- 4975US7031542B2Encoding rate controlling apparatus and information encoding apparatusPIONEER CORP·Filed 2003·Granted Apr 18, 2006·12 cites·10 claims
- 5075US4961229ASpeech recognition system utilizing IC cards for storing unique voice patternsNEC CORP·Filed 1989·Granted Oct 2, 1990·94 cites·2 claims
Showing the top 50 of 211 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →