Inventor
YAMAZAKI TAKANAGA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI TAKANAGA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5682545AOct 28, 1997
Microcomputer having 16 bit fixed length instruction format
HITACHI LTD64 citations97
US5293586AMar 8, 1994
Data processing system for development of outline fonts
HITACHI LTD62 citations95
US6272620B1Aug 7, 2001
Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation
HITACHI LTD22 citations92
US6351788B1Feb 26, 2002
Data processor and data processing system
HITACHI LTD50 citations89
US6253308B1Jun 26, 2001
Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word
HITACHI LTD11 citations82
US6122724ASep 19, 2000
Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operation
HITACHI LTD15 citations82
US5991545ANov 23, 1999
Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction word
HITACHI LTD10 citations82
US5969976AOct 19, 1999
Division circuit and the division method thereof
HITACHI LTD16 citations82
US5113491AMay 12, 1992
Pattern drawing system having a processor for drawing the profile of the pattern and a processor for painting the drawn profile
HITACHI LTD17 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
US6343357B1Jan 29, 2002
Microcomputer and dividing circuit
HITACHI LTD6 citations73
US6131154AOct 10, 2000
Microcomputer having variable bit width area for displacement
HITACHI LTD8 citations73
US6205535B1Mar 20, 2001
Branch instruction having different field lengths for unconditional and conditional displacements
HITACHI LTD6 citations62
SANKEN ELECTRIC CO LTD
7 patentsUS10571993B2Feb 25, 2020
Micro controller unit
SANKEN ELECTRIC CO LTD2 citations72
US11327853B2May 10, 2022
Multicore system for determining processor state abnormality based on a comparison with a separate checker processor
SANKEN ELECTRIC CO LTD1 citations62
US11243587B2Feb 8, 2022
Data processing device
SANKEN ELECTRIC CO LTD0 citations52
US9851947B2Dec 26, 2017
Arithmetic processing method and arithmetic processor having improved fixed-point error
SANKEN ELECTRIC CO LTD1 citations48
US9621040B2Apr 11, 2017
PWM signal generator and switching power supply device having same
SANKEN ELECTRIC CO LTD1 citations48
US10162631B2Dec 25, 2018
Micro controller unit
SANKEN ELECTRIC CO LTD0 citations42
US10303476B2May 28, 2019
Arithmetic processor with load unit for improved register use
SANKEN ELECTRIC CO LTD0 citations38
RENESAS TECH CORP
5 patentsUS7020764B2Mar 28, 2006
Semiconductor processing device
RENESAS TECH CORP16 citations81
US6996700B2Feb 7, 2006
Microcomputer and dividing circuit
RENESAS TECH CORP5 citations73
US7676651B2Mar 9, 2010
Micro controller for decompressing and compressing variable length codes via a compressed code dictionary
RENESAS TECH CORP3 citations63
US7464210B2Dec 9, 2008
Data processing system having a data transfer unit for converting an integer into a floating-point number when tranferring data from a peripheral circuit to a memory
RENESAS TECH CORP2 citations59
US7290124B2Oct 30, 2007
Data processor employing register banks with overflow protection to enhance interrupt processing and task switching
RENESAS TECH CORP6 citations57