Inventor · disambiguated record
Masao Taguchi
Also filed as: OKAJIMA YOSHINORI · TAGUCHI MASAO
116 granted patents·4 pending applications·3,846 citations·filing 1981–2013
99Inventor score
Top patents by PatentIndex Score
120 records- 0199US4939568AThree-dimensional integrated circuit and manufacturing method thereofFUJITSU LTD·Filed 1989·Granted Jul 3, 1990·757 cites·15 claims
- 0297US5557221ASemiconductor integrated circuit with input/output interface adapted for small-amplitude operationFUJITSU LTD·Filed 1993·Granted Sep 17, 1996·80 cites·4 claims
- 0396US6707325B2Semiconductor integrated circuit with input/output interface adapted for small-amplitude operationFUJITSU LTD·Filed 2002·Granted Mar 16, 2004·48 cites·4 claims
- 0496US6438055B1Dynamic memory circuit with automatic refresh functionFUJITSU LTD·Filed 2000·Granted Aug 20, 2002·116 cites·9 claims
- 0594US8363466B2Nonvolatile semiconductor memory device and method of reading data from nonvolatile semiconductor memory deviceELPIDA MEMORY INC·Filed 2010·Granted Jan 29, 2013·21 cites·34 claims
- 0694US6510095B1Semiconductor memory device for operating in synchronization with edge of clock signalFUJITSU LTD·Filed 2002·Granted Jan 21, 2003·86 cites·16 claims
- 0792US6028816ASystem configured of synchronous semiconductor device for adjusting timing of each input and semiconductor device used thereforFUJITSU LTD·Filed 1997·Granted Feb 22, 2000·85 cites·67 claims
- 0891US6104225ASemiconductor device using complementary clock and signal input state detection circuit used for the sameFUJITSU LTD·Filed 1998·Granted Aug 15, 2000·63 cites·3 claims
- 0991US5465220AOptical exposure methodFUJITSU LTD·Filed 1993·Granted Nov 7, 1995·55 cites·6 claims
- 1091US5339273ASemiconductor memory device having a testing function and method of testing the sameFUJITSU LTD·Filed 1991·Granted Aug 16, 1994·87 cites·15 claims
- 1190US6201423B1Semiconductor device, semiconductor system, and digital delay circuitFUJITSU LTD·Filed 1999·Granted Mar 13, 2001·52 cites·2 claims
- 1290US6185149B1Semiconductor integrated circuit memoryFUJITSU LTD·Filed 1999·Granted Feb 6, 2001·76 cites·16 claims
- 1390US5071783AMethod of producing a dynamic random access memory deviceFUJITSU LTD·Filed 1989·Granted Dec 10, 1991·64 cites·27 claims
- 1489US6088291ASemiconductor memory deviceFUJITSU LTD·Filed 1998·Granted Jul 11, 2000·60 cites·44 claims
- 1588US6535950B1Semiconductor memory device having a refresh operationFUJITSU LTD·Filed 2000·Granted Mar 18, 2003·44 cites·7 claims
- 1688US6519171B2Semiconductor device and multichip moduleFUJITSU LTD·Filed 2001·Granted Feb 11, 2003·46 cites·17 claims
- 1788US5757226AReference voltage generating circuit having step-down circuit outputting a voltage equal to a reference voltageFUJITSU LTD·Filed 1996·Granted May 26, 1998·46 cites·14 claims
- 1888US5729154ATermination circuits and related output buffersFUJITSU LTD·Filed 1996·Granted Mar 17, 1998·49 cites·90 claims
- 1987US6078514ASemiconductor device and semiconductor system for high-speed data transferFUJITSU LTD·Filed 1998·Granted Jun 20, 2000·89 cites·43 claims
- 2086US5489509AMask, mask producing method and pattern forming method using maskFUJITSU LTD·Filed 1993·Granted Feb 6, 1996·40 cites·30 claims
- 2185US6037813ASemiconductor device capable of selecting operation mode based on clock frequencyFUJITSU LTD·Filed 1997·Granted Mar 14, 2000·48 cites·14 claims
- 2285US4974040ADynamic random access memory device and method of producing sameFUJITSU LTD·Filed 1990·Granted Nov 27, 1990·54 cites·23 claims
- 2385US4803535ADynamic random access memory trench capacitorFUJITSU LTD·Filed 1987·Granted Feb 7, 1989·47 cites·8 claims
- 2484US6720804B2Semiconductor integrated circuit with input/output interface adapted for small-amplitude operationFUJITSU LTD·Filed 2002·Granted Apr 13, 2004·16 cites·1 claims
- 2584US4419743ASemiconductor memory deviceFUJITSU LTD·Filed 1981·Granted Dec 6, 1983·37 cites·11 claims
- 2683US8085615B2Multi-state resistance changing memory with a word line driver for applying a same program voltage to the word lineTAGUCHI MASAO·Filed 2007·Granted Dec 27, 2011·13 cites·9 claims
- 2782US6329871B2Reference voltage generation circuit using source followersFUJITSU LTD·Filed 2000·Granted Dec 11, 2001·25 cites·13 claims
- 2882US6298004B1Semiconductor device, semiconductor system, and digital delay circuitFUJITSU LTD·Filed 1997·Granted Oct 2, 2001·36 cites·83 claims
- 2982US6049239AVariable delay circuit and semiconductor integrated circuit deviceFUJITSU LTD·Filed 1997·Granted Apr 11, 2000·88 cites·36 claims
- 3082US5097303AOn-chip voltage regulator and semiconductor memory device using the sameFUJITSU LTD·Filed 1991·Granted Mar 17, 1992·48 cites·30 claims
- 3181US9171612B2Resistive changing memory cell architecture having a select transistor coupled to a resistance changing memory elementTAGUCHI MASAO·Filed 2011·Granted Oct 27, 2015·7 cites·10 claims
- 3281US6744300B2Semiconductor integrated circuit with input/output interface adapted for small-amplitude operationFUJITSU LTD·Filed 2002·Granted Jun 1, 2004·14 cites·15 claims
- 3381US6498524B1Input/output data synchronizing deviceFUJITSU LTD·Filed 2000·Granted Dec 24, 2002·20 cites·1 claims
- 3480US8553459B2Nonvolatile semiconductor memory device and memory system having the sameSHINOZAKI NAOHARU·Filed 2011·Granted Oct 8, 2013·7 cites·28 claims
- 3580US7495951B1Resistive memory cell array with common plateSPANSION LLC·Filed 2006·Granted Feb 24, 2009·5 cites·19 claims
- 3680US6246620B1Semiconductor memory deviceFUJITSU LTD·Filed 2000·Granted Jun 12, 2001·22 cites·10 claims
- 3779US6492846B1Semiconductor integrated circuit with input/output interface adapted for small-amplitude operationFUJITSU LTD·Filed 1999·Granted Dec 10, 2002·21 cites·10 claims
- 3879US5838188AReference voltage generation circuitFUJITSU LTD·Filed 1997·Granted Nov 17, 1998·27 cites·8 claims
- 3978US7692253B2Memory cell array with low resistance common source and high current drivabilitySPANSION LLC·Filed 2006·Granted Apr 6, 2010·4 cites·14 claims
- 4078US6045976AOptical exposure methodFUJITSU LTD·Filed 1996·Granted Apr 4, 2000·29 cites·4 claims
- 4177US6333660B2Semiconductor device using complementary clock and signal input state detection circuit used for the sameFUJITSU LTD·Filed 2001·Granted Dec 25, 2001·13 cites·11 claims
- 4277US6292426B1Semiconductor memory device having an SRAM and a DRAM on a single chipFUJITSU LTD·Filed 2000·Granted Sep 18, 2001·22 cites·7 claims
- 4377US5227675AVoltage generator for a semiconductor integrated circuitFUJITSU LTD·Filed 1991·Granted Jul 13, 1993·49 cites·11 claims
- 4477US5021357AMethod of making a dram cell with stacked capacitorFUJITSU LTD·Filed 1990·Granted Jun 4, 1991·36 cites·12 claims
- 4577US5001108ASemiconductor device having a superconductive wiringFUJITSU LTD·Filed 1988·Granted Mar 19, 1991·45 cites·19 claims
- 4676US6480030B1Bus configuration and input/output bufferFUJITSU LTD·Filed 2000·Granted Nov 12, 2002·18 cites·10 claims
- 4776US6377101B1Variable delay circuit and semiconductor integrated circuit deviceFUJITSU LTD·Filed 2000·Granted Apr 23, 2002·19 cites·9 claims
- 4875US5767712ASemiconductor deviceFUJITSU LTD·Filed 1997·Granted Jun 16, 1998·32 cites·8 claims
- 4975US4868418AComparator circuit using resonant-tunneling transistorFUJITSU LTD·Filed 1988·Granted Sep 19, 1989·21 cites·10 claims
- 5075US4758992AMethod and device for refreshing dynamic semiconductor memory deviceFUJITSU LTD·Filed 1986·Granted Jul 19, 1988·50 cites·14 claims
Showing the top 50 of 120 patent records by PatentIndex Score.
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