Inventor · disambiguated record
Shiro Baba
Also filed as: BABA SHIRO
61 granted patents·3 pending applications·1,470 citations·filing 1982–2010
99Inventor score
Top patents by PatentIndex Score
64 records- 0197US5581503AData line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI LTD·Filed 1995·Granted Dec 3, 1996·109 cites·32 claims
- 0294US5768194AData line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI LTD·Filed 1995·Granted Jun 16, 1998·71 cites·8 claims
- 0392US6026020AData line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI LTD·Filed 1997·Granted Feb 15, 2000·107 cites·25 claims
- 0491US6493271B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI LTD·Filed 2001·Granted Dec 10, 2002·30 cites·23 claims
- 0590US6181598B1Data line disturbance free memory block divided flash memory and microcomputer having flash memoryHITACHI LTD·Filed 1999·Granted Jan 30, 2001·43 cites·31 claims
- 0689US5867726AMicrocomputerHITACHI LTD·Filed 1996·Granted Feb 2, 1999·109 cites·5 claims
- 0785US6272620B1Central processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operationHITACHI LTD·Filed 2000·Granted Aug 7, 2001·22 cites·6 claims
- 0885US5682545AMicrocomputer having 16 bit fixed length instruction formatHITACHI LTD·Filed 1995·Granted Oct 28, 1997·64 cites·33 claims
- 0984US6130836ASemiconductor IC device having a control register for designating memory blocks for erasureHITACHI LTD·Filed 1999·Granted Oct 10, 2000·26 cites·14 claims
- 1080US7363466B2MicrocomputerRENESAS TECH CORP·Filed 2006·Granted Apr 22, 2008·6 cites·13 claims
- 1180US6335879B1Method of erasing and programming a flash memory in a single-chip microcomputer having a processing unit and memoryHITACHI LTD·Filed 2000·Granted Jan 1, 2002·13 cites·27 claims
- 1279US7184321B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinRENESAS TECH CORP·Filed 2005·Granted Feb 27, 2007·5 cites·7 claims
- 1379US5884092ASystem for maintaining fixed-point data alignment within a combination CPU and DSP systemHITACHI LTD·Filed 1996·Granted Mar 16, 1999·72 cites·13 claims
- 1478US7505329B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinRENESAS TECH CORP·Filed 2007·Granted Mar 17, 2009·3 cites·8 claims
- 1578US5293586AData processing system for development of outline fontsHITACHI LTD·Filed 1992·Granted Mar 8, 1994·62 cites·21 claims
- 1677US5321845ASingle-chip microcomputer including non-volatile memory elementsHITACHI LTD·Filed 1993·Granted Jun 14, 1994·56 cites·12 claims
- 1776US7295476B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinRENESAS TECH CORP·Filed 2007·Granted Nov 13, 2007·4 cites·20 claims
- 1876US6166953AData line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI LTD·Filed 1999·Granted Dec 26, 2000·17 cites·11 claims
- 1975US4881167AData memory systemHITACHI LTD·Filed 1989·Granted Nov 14, 1989·46 cites·21 claims
- 2074US6690603B2Microcomputer including a flash memory that is two-way programmableHITACHI LTD·Filed 2002·Granted Feb 10, 2004·9 cites·74 claims
- 2174US5070473AMicroprocessorHITACHI LTD·Filed 1987·Granted Dec 3, 1991·54 cites·32 claims
- 2273US6434690B1Microprocessor having a DSP and a CPU and a decoder discriminating between DSP-type instructions and CUP-type instructionsHITACHI LTD·Filed 1999·Granted Aug 13, 2002·41 cites·29 claims
- 2373US6064593ASemiconductor integrated circuit device having an electrically erasable and programmable nonvolatile memory and a built-in processing unitHITACHI LTD·Filed 1998·Granted May 16, 2000·15 cites·28 claims
- 2473US4825355AInstruction format for program control type data processing systemsHITACHI LTD·Filed 1986·Granted Apr 25, 1989·47 cites·8 claims
- 2568US6343357B1Microcomputer and dividing circuitHITACHI LTD·Filed 2000·Granted Jan 29, 2002·6 cites·58 claims
- 2668US5307464AMicroprocessor and method for setting up its peripheral functionsHITACHI LTD·Filed 1990·Granted Apr 26, 1994·49 cites·13 claims
- 2765US6996700B2Microcomputer and dividing circuitRENESAS TECH CORP·Filed 2001·Granted Feb 7, 2006·5 cites·5 claims
- 2865US4833640ARegister bank change including register to register transfer in a data processing systemHITACHI LTD·Filed 1986·Granted May 23, 1989·33 cites·10 claims
- 2963US4792891AData processorHITACHI LTD·Filed 1985·Granted Dec 20, 1988·24 cites·10 claims
- 3060US7069423B2MicrocomputerHITACHI LTD·Filed 2002·Granted Jun 27, 2006·4 cites·9 claims
- 3160US5117488AMicroprogram controlled microprocessor having a selectively expandable instruction code length including independent description of operand addressing and a type of operation for an operand by single instruction in a common coding schemeHITACHI LTD·Filed 1988·Granted May 26, 1992·26 cites·4 claims
- 3259US6804152B2Method for manufacturing a printed board on which a semiconductor device having two modes is mountedRENESAS TECH CORP·Filed 2002·Granted Oct 12, 2004·2 cites·10 claims
- 3357US6668266B2Data processing device having a central processing unit and digital signal processing unitHITACHI LTD·Filed 2001·Granted Dec 23, 2003·4 cites·8 claims
- 3457US6405302B1MicrocomputerHITACHI LTD·Filed 1999·Granted Jun 11, 2002·20 cites·34 claims
- 3557US5969976ADivision circuit and the division method thereofHITACHI LTD·Filed 1997·Granted Oct 19, 1999·16 cites·37 claims
- 3656US6999350B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinHITACHI ULSI SYS CO LTD·Filed 2004·Granted Feb 14, 2006·3 cites·10 claims
- 3756US6122724ACentral processing unit having instruction queue of 32-bit length fetching two instructions of 16-bit fixed length in one instruction fetch operationHITACHI LTD·Filed 1999·Granted Sep 19, 2000·15 cites·8 claims
- 3856US5511211AMethod for flexibly developing a data processing system comprising rewriting instructions in non-volatile memory elements after function check indicates failure of required functionsHITACHI LTD·Filed 1993·Granted Apr 23, 1996·29 cites·14 claims
- 3956US2008313444A1Microcomputer and dividing circuitKAWASAKI SHUMPEI·Filed 2008·Application pending·0 cites
- 4054US7558944B2MicrocomputerRENESAS TECH CORP·Filed 2008·Granted Jul 7, 2009·0 cites·9 claims
- 4154US2010191934A1Microcomputer and dividing circuitRENESAS TECH CORP·Filed 2010·Application pending·0 cites
- 4253US5021951AData ProcessorHITACHI LTD·Filed 1990·Granted Jun 4, 1991·20 cites·21 claims
- 4352US4998197AData processor with fast break in program execution by selectively processing either external control signal or external interruptHITACHI LTD·Filed 1988·Granted Mar 5, 1991·15 cites·10 claims
- 4451US6889240B2Data processing device having a central processing unit and digital signal processing unitRENESAS TECH CORP·Filed 2003·Granted May 3, 2005·1 cites·6 claims
- 4551US5666510AData processing device having an expandable address spaceHITACHI LTD·Filed 1996·Granted Sep 9, 1997·26 cites·7 claims
- 4651US2005251651A1Microcomputer and dividing circuitKAWASAKI SHUMPEI·Filed 2005·Application pending·0 cites
- 4750US7965563B2Data line disturbance free memory block divided flash memory and microcomputer having flash memory thereinRENESAS TECH CORP·Filed 2009·Granted Jun 21, 2011·0 cites·1 claims
- 4850US6253308B1Microcomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction wordHITACHI LTD·Filed 1998·Granted Jun 26, 2001·11 cites·37 claims
- 4948US5991545AMicrocomputer having variable bit width area for displacement and circuit for handling immediate data larger than instruction wordHITACHI LTD·Filed 1995·Granted Nov 23, 1999·10 cites·21 claims
- 5046US5784637ASingle-chip semiconductor integrated circuit device and microcomputer integrated on a semiconductor chipHITACHI LTD·Filed 1995·Granted Jul 21, 1998·14 cites·8 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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