Inventor
NAKATSUKA YASUHIRO
US55 patents
⚠️ This page may combine multiple inventors who share the name “NAKATSUKA YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
39 patentsUS7630807B2Dec 8, 2009
Vehicle control system
HITACHI LTD112 citations99
US5784630AJul 21, 1998
Method and apparatus for processing data in multiple modes in accordance with parallelism of program by using cache memory
HITACHI LTD127 citations99
US5133064AJul 21, 1992
Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices
HITACHI LTD182 citations99
US5748202AMay 5, 1998
Image data processor for processing pixel data in block buffer
HITACHI LTD93 citations97
US6384831B1May 7, 2002
Graphic processor and data processing system
HITACHI LTD54 citations96
US6333745B1Dec 25, 2001
Data processor having unified memory architecture providing priority memory access
HITACHI LTD64 citations96
US5968160AOct 19, 1999
Method and apparatus for processing data in multiple modes in accordance with parallelism of program by using cache memory
HITACHI LTD75 citations96
US5561775AOct 1, 1996
Parallel processing apparatus and method capable of processing plural instructions in parallel or successively
HITACHI LTD47 citations96
US5542083AJul 30, 1996
Information processor and information processing system utilizing clock signal
HITACHI LTD37 citations96
US5404472AApr 4, 1995
Parallel processing apparatus and method capable of switching parallel and successive processing modes
HITACHI LTD43 citations96
US5388249AFeb 7, 1995
Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices
HITACHI LTD41 citations96
US5287465AFeb 15, 1994
Parallel processing apparatus and method capable of switching parallel and successive processing modes
HITACHI LTD42 citations96
US5257361AOct 26, 1993
Method and apparatus for controlling one or more hierarchical memories using a virtual storage scheme and physical to virtual address translation
HITACHI LTD101 citations96
US6167497ADec 26, 2000
Data processing apparatus and register address translation method thereof
HITACHI LTD23 citations93
US5680637AOct 21, 1997
Computer having a parallel operating capability
HITACHI LTD23 citations93
US5392416AFeb 21, 1995
Method and apparatus for controlling one or more hierarchical memories using a virtual storage scheme and physical to virtual address translation
HITACHI LTD30 citations93
US6717583B2Apr 6, 2004
Data processor having unified memory architecture providing priority memory access
HITACHI LTD16 citations92
US6600492B1Jul 29, 2003
Picture processing apparatus and picture processing method
HITACHI LTD21 citations92
US6084599AJul 4, 2000
Graphics drawing device with hidden surface processing
HITACHI LTD24 citations92
US5974560AOct 26, 1999
Information processor and information processing system utilizing clock signal
HITACHI LTD20 citations92
US5506982AApr 9, 1996
Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices
HITACHI LTD21 citations92
US9650038B2May 16, 2017
Vehicle control system
HITACHI LTD11 citations84
US6219062B1Apr 17, 2001
Three-dimensional graphic display device
HITACHI LTD17 citations84
US6675311B2Jan 6, 2004
Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices
HITACHI LTD11 citations82
US6433782B1Aug 13, 2002
Data processor apparatus and shading apparatus
HITACHI LTD13 citations82
US6356269B1Mar 12, 2002
Image processing device and system using the same
HITACHI LTD12 citations82
US5640547AJun 17, 1997
Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices
HITACHI LTD13 citations82
US5526509AJun 11, 1996
Method and apparatus for controlling one or more hierarchical memories using a virtual storage scheme and physical to virtual address translation
HITACHI LTD11 citations74
US5274829ADec 28, 1993
Information processing apparatus having micro instructions stored both in on-chip ROM and off-chip memory
HITACHI LTD17 citations74
US4975839ADec 4, 1990
Instruction decode method and arrangement suitable for a decoder of microprocessors
HITACHI LTD11 citations74
US6986029B2Jan 10, 2006
Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing therein
HITACHI LTD8 citations73
US6915413B2Jul 5, 2005
Micro-controller for reading out compressed instruction code and program memory for compressing instruction code and storing therein
HITACHI LTD6 citations73
US6108746AAug 22, 2000
Semiconductor memory having an arithmetic function and a terminal arrangement for coordinating operation with a higher processor
HITACHI LTD9 citations73
US6236404B1May 22, 2001
Perspective projection calculation devices and methods
HITACHI LTD14 citations72
US6043820AMar 28, 2000
Perspective projection calculation devices and methods
HITACHI LTD5 citations72
US7111187B2Sep 19, 2006
Information processor and information processing system utilizing interface for synchronizing clock signal
HITACHI LTD1 citations63
US6954206B2Oct 11, 2005
Data processor having unified memory architecture using register to optimize memory access
HITACHI LTD3 citations63
US6587111B2Jul 1, 2003
Graphic processor and data processing system
HITACHI LTD3 citations63
US6731291B2May 4, 2004
Image processing device and system using the same
HITACHI LTD1 citations62
RENESAS TECH CORP
9 patentsUS6806875B2Oct 19, 2004
Data processing apparatus and shading apparatus
RENESAS TECH CORP14 citations92
US7814223B2Oct 12, 2010
Packet communication device, packet communication system, packet communication system, packet communication module, data processor, and data transfer system
RENESAS TECH CORP7 citations72
US7676651B2Mar 9, 2010
Micro controller for decompressing and compressing variable length codes via a compressed code dictionary
RENESAS TECH CORP3 citations63
US7064756B2Jun 20, 2006
Data processing apparatus and shading apparatus
RENESAS TECH CORP2 citations63
US6839063B2Jan 4, 2005
Memory access methods in a unified memory system
RENESAS TECH CORP5 citations62
US7496679B2Feb 24, 2009
Packet communication apparatus
RENESAS TECH CORP5 citations61
US7428690B2Sep 23, 2008
Packet communication apparatus
RENESAS TECH CORP3 citations61
US7333116B2Feb 19, 2008
Data processor having unified memory architecture using register to optimize memory access
RENESAS TECH CORP0 citations52
US7557809B2Jul 7, 2009
Memory access methods in a unified memory system
RENESAS TECH CORP0 citations51
YOSHIMURA KENTARO
1 patentHITACHI ENG CO LTD
1 patentShowing the top 50 of 55 patents by PatentIndex Score.