Inventor · disambiguated record
Yasuhiro Nakatsuka
Also filed as: NAKATSUKA YASUHIRO
55 granted patents·12 pending applications·1,464 citations·filing 1987–2014
99Inventor score
Top patents by PatentIndex Score
67 records- 0199US5133064AData processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devicesHITACHI LTD·Filed 1988·Granted Jul 21, 1992·182 cites·37 claims
- 0298US7630807B2Vehicle control systemHITACHI LTD·Filed 2005·Granted Dec 8, 2009·112 cites·43 claims
- 0397US8645022B2Vehicle control systemYOSHIMURA KENTARO·Filed 2009·Granted Feb 4, 2014·56 cites·12 claims
- 0491US5748202AImage data processor for processing pixel data in block bufferHITACHI LTD·Filed 1995·Granted May 5, 1998·93 cites·16 claims
- 0591US5388249AData processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devicesHITACHI LTD·Filed 1992·Granted Feb 7, 1995·41 cites·43 claims
- 0690US9650038B2Vehicle control systemHITACHI LTD·Filed 2014·Granted May 16, 2017·11 cites·12 claims
- 0788US5784630AMethod and apparatus for processing data in multiple modes in accordance with parallelism of program by using cache memoryHITACHI LTD·Filed 1995·Granted Jul 21, 1998·127 cites·17 claims
- 0888US5542083AInformation processor and information processing system utilizing clock signalHITACHI LTD·Filed 1995·Granted Jul 30, 1996·37 cites·13 claims
- 0987US6333745B1Data processor having unified memory architecture providing priority memory accessHITACHI LTD·Filed 1997·Granted Dec 25, 2001·64 cites·13 claims
- 1087US5257361AMethod and apparatus for controlling one or more hierarchical memories using a virtual storage scheme and physical to virtual address translationHITACHI LTD·Filed 1990·Granted Oct 26, 1993·101 cites·14 claims
- 1182US6717583B2Data processor having unified memory architecture providing priority memory accessHITACHI LTD·Filed 2001·Granted Apr 6, 2004·16 cites·20 claims
- 1282US6384831B1Graphic processor and data processing systemHITACHI LTD·Filed 1998·Granted May 7, 2002·54 cites·8 claims
- 1382US5506982AData processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devicesHITACHI LTD·Filed 1994·Granted Apr 9, 1996·21 cites·38 claims
- 1479US7814223B2Packet communication device, packet communication system, packet communication system, packet communication module, data processor, and data transfer systemRENESAS TECH CORP·Filed 2008·Granted Oct 12, 2010·7 cites·7 claims
- 1578US5968160AMethod and apparatus for processing data in multiple modes in accordance with parallelism of program by using cache memoryHITACHI LTD·Filed 1997·Granted Oct 19, 1999·75 cites·13 claims
- 1675US6806875B2Data processing apparatus and shading apparatusRENESAS TECH CORP·Filed 2002·Granted Oct 19, 2004·14 cites·17 claims
- 1774US6675311B2Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devicesHITACHI LTD·Filed 2001·Granted Jan 6, 2004·11 cites·9 claims
- 1874US5561775AParallel processing apparatus and method capable of processing plural instructions in parallel or successivelyHITACHI LTD·Filed 1994·Granted Oct 1, 1996·47 cites·3 claims
- 1972US6356269B1Image processing device and system using the sameHITACHI LTD·Filed 2000·Granted Mar 12, 2002·12 cites·8 claims
- 2072US5404472AParallel processing apparatus and method capable of switching parallel and successive processing modesHITACHI LTD·Filed 1993·Granted Apr 4, 1995·43 cites·5 claims
- 2171US6236404B1Perspective projection calculation devices and methodsHITACHI LTD·Filed 2000·Granted May 22, 2001·14 cites·8 claims
- 2270US5287465AParallel processing apparatus and method capable of switching parallel and successive processing modesHITACHI LTD·Filed 1990·Granted Feb 15, 1994·42 cites·22 claims
- 2364US6986029B2Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing thereinHITACHI LTD·Filed 2002·Granted Jan 10, 2006·8 cites·8 claims
- 2463US6084599AGraphics drawing device with hidden surface processingHITACHI LTD·Filed 1997·Granted Jul 4, 2000·24 cites·4 claims
- 2563US5392416AMethod and apparatus for controlling one or more hierarchical memories using a virtual storage scheme and physical to virtual address translationHITACHI LTD·Filed 1993·Granted Feb 21, 1995·30 cites·7 claims
- 2661US6915413B2Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing thereinHITACHI LTD·Filed 2002·Granted Jul 5, 2005·6 cites·13 claims
- 2759US7142213B2Graphics drawing device and methodHITACHI ENG CO LTD·Filed 2004·Granted Nov 28, 2006·5 cites·2 claims
- 2859US6839063B2Memory access methods in a unified memory systemRENESAS TECH CORP·Filed 2001·Granted Jan 4, 2005·5 cites·24 claims
- 2959US5974560AInformation processor and information processing system utilizing clock signalHITACHI LTD·Filed 1997·Granted Oct 26, 1999·20 cites·10 claims
- 3057US7496679B2Packet communication apparatusRENESAS TECH CORP·Filed 2003·Granted Feb 24, 2009·5 cites·20 claims
- 3156US7333116B2Data processor having unified memory architecture using register to optimize memory accessRENESAS TECH CORP·Filed 2005·Granted Feb 19, 2008·0 cites·8 claims
- 3256US6954206B2Data processor having unified memory architecture using register to optimize memory accessHITACHI LTD·Filed 2003·Granted Oct 11, 2005·3 cites·12 claims
- 3355US7428690B2Packet communication apparatusRENESAS TECH CORP·Filed 2004·Granted Sep 23, 2008·3 cites·12 claims
- 3453US7676651B2Micro controller for decompressing and compressing variable length codes via a compressed code dictionaryRENESAS TECH CORP·Filed 2003·Granted Mar 9, 2010·3 cites·10 claims
- 3553US6587111B2Graphic processor and data processing systemHITACHI LTD·Filed 2001·Granted Jul 1, 2003·3 cites·1 claims
- 3652US6600492B1Picture processing apparatus and picture processing methodHITACHI LTD·Filed 1999·Granted Jul 29, 2003·21 cites·33 claims
- 3752US5640547AData processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devicesHITACHI LTD·Filed 1994·Granted Jun 17, 1997·13 cites·28 claims
- 3852US2007250184A1Optimizing Control Method and System, Overall Control Apparatus and Local Control ApparatusARITA HIROSHI·Filed 2007·Application pending·0 cites
- 3951US7064756B2Data processing apparatus and shading apparatusRENESAS TECH CORP·Filed 2004·Granted Jun 20, 2006·2 cites·2 claims
- 4051US6433782B1Data processor apparatus and shading apparatusHITACHI LTD·Filed 1996·Granted Aug 13, 2002·13 cites·58 claims
- 4151US2008177855A1Packet communication apparatusRENESAS TECH CORP·Filed 2008·Application pending·0 cites
- 4250US8578135B2Apparatus for calculating and prefetching a branch target addressHIROTSU TEPPEI·Filed 2012·Granted Nov 5, 2013·0 cites·4 claims
- 4350US6167497AData processing apparatus and register address translation method thereofHITACHI LTD·Filed 1997·Granted Dec 26, 2000·23 cites·24 claims
- 4450US5680637AComputer having a parallel operating capabilityHITACHI LTD·Filed 1996·Granted Oct 21, 1997·23 cites·7 claims
- 4550US5274829AInformation processing apparatus having micro instructions stored both in on-chip ROM and off-chip memoryHITACHI LTD·Filed 1987·Granted Dec 28, 1993·17 cites·9 claims
- 4650US2014188343A1Vehicle Control SystemHITACHI LTD·Filed 2013·Application pending·0 cites
- 4749US6745279B2Memory controllerHITACHI LTD·Filed 2001·Granted Jun 1, 2004·1 cites·13 claims
- 4848US7570748B2Control and monitoring telecommunication system and method of setting a modulation methodHITACHI LTD·Filed 2004·Granted Aug 4, 2009·1 cites·11 claims
- 4948US6219062B1Three-dimensional graphic display deviceHITACHI LTD·Filed 1995·Granted Apr 17, 2001·17 cites·9 claims
- 5048US2006202992A1Data processing apparatus and shading apparatusNAKATSUKA YASUHIRO·Filed 2006·Application pending·0 cites
Showing the top 50 of 67 patent records by PatentIndex Score.
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