Inventor · disambiguated record
Shigemasa Shiota
Also filed as: SHIOTA SHIGEMASA
64 granted patents·13 pending applications·1,013 citations·filing 1994–2018
99Inventor score
Files withRENESAS TECH CORP22HITACHI LTD14RENESAS ELECTRONICS CORP12SHIOTA SHIGEMASA7HITACHI ULSI SYS CO LTD6
Top patents by PatentIndex Score
77 records- 0196US7447936B2Nonvolatile memory systemRENESAS TECH CORP·Filed 2006·Granted Nov 4, 2008·47 cites·22 claims
- 0294US7450457B2Memory system comprising a controller managing independent data transfer between input-output terminal, synchronous dynamic random access memory, and flash memorySOLID STATE STORAGE SOLUTIONS·Filed 2007·Granted Nov 11, 2008·28 cites·10 claims
- 0394US7114117B2Memory card and memory controllerHITACHI ULSI SYS CO LTD·Filed 2002·Granted Sep 26, 2006·64 cites·11 claims
- 0494US6744692B2Memory system's improvement in efficiency of data process between host, buffer memory and nonvolatile memoryRENESAS TECH CORP·Filed 2003·Granted Jun 1, 2004·68 cites·5 claims
- 0593US6317371B2Storage device with an error correction unit and an improved arrangement for accessing and transferring blocks of data stored in a non-volatile semiconductor memoryHITACHI LTD·Filed 2001·Granted Nov 13, 2001·52 cites·2 claims
- 0692US6882568B2Memory system with improved efficiency of data transfer between host, buffer and nonvolatile memoryHITACHI ULSI SYS CO LTD·Filed 2003·Granted Apr 19, 2005·45 cites·10 claims
- 0791US7206233B2Memory system with parallel data transfer between host, buffer and flash memoryHITACHI ULSI SYS CO LTD·Filed 2005·Granted Apr 17, 2007·18 cites·10 claims
- 0891US6388920B2Semiconductor memory device having faulty cellsHITACHI LTD·Filed 2001·Granted May 14, 2002·42 cites·9 claims
- 0990US7392457B2Memory storage device having a nonvolatile memory and memory controller with error check operation modeRENESAS TECH CORP·Filed 2005·Granted Jun 24, 2008·18 cites·11 claims
- 1089US6725322B1Memory card, method for allotting logical address, and method for writing dataRENESAS TECH CORP·Filed 2000·Granted Apr 20, 2004·68 cites·12 claims
- 1188US7231580B2Nonvolatile memory apparatus and data processing systemRENESAS TECH CORP·Filed 2003·Granted Jun 12, 2007·50 cites·3 claims
- 1288US7137027B2Nonvolatile memory systemRENESAS TECH CORP·Filed 2004·Granted Nov 14, 2006·38 cites·16 claims
- 1388US6931582B2Memory card and memory controllerHITACHI ULSI SYS CO LTD·Filed 2002·Granted Aug 16, 2005·42 cites·10 claims
- 1486US10469256B2Cryptographic communication system and cryptographic communication methodRENESAS ELECTRONICS CORP·Filed 2017·Granted Nov 5, 2019·4 cites·25 claims
- 1586US7117328B2Non-volatile data storage system and data storaging methodRENESAS TECH CORP·Filed 2004·Granted Oct 3, 2006·39 cites·9 claims
- 1685US6535422B2Nonvolatile memory systemHITACHI LTD·Filed 2001·Granted Mar 18, 2003·37 cites·13 claims
- 1783US6031758ASemiconductor memory device having faulty cellsHITACHI LTD·Filed 1996·Granted Feb 29, 2000·61 cites·17 claims
- 1882US8782432B2Semiconductor deviceOSHIDA DAISUKE·Filed 2012·Granted Jul 15, 2014·6 cites·11 claims
- 1982US7290198B2Memory card and memory controllerHITACHI ULSI SYS CO LTD·Filed 2006·Granted Oct 30, 2007·10 cites·3 claims
- 2081US6728138B2Semiconductor memory device having faulty cellsRENESAS TECH CORP·Filed 2003·Granted Apr 27, 2004·16 cites·8 claims
- 2180US8219882B2Memory card and memory controllerTAMURA TAKAYUKI·Filed 2008·Granted Jul 10, 2012·9 cites·11 claims
- 2280US7197613B2Nonvolatile memoryRENESAS TECH CORP·Filed 2003·Granted Mar 27, 2007·21 cites·10 claims
- 2380US6236601B1Semiconductor memory device having faulty cellsHITACHI LTD·Filed 2000·Granted May 22, 2001·17 cites·17 claims
- 2478US7616485B2Semiconductor memory device having faulty cellsSOLID STATE STORAGE SOLUTIONS·Filed 2007·Granted Nov 10, 2009·4 cites·6 claims
- 2578US7552311B2Memory device with preread data managementRENESAS TECH CORP·Filed 2007·Granted Jun 23, 2009·11 cites·20 claims
- 2678US6542405B2Semiconductor memory device having faulty cellsHITACHI LTD·Filed 2002·Granted Apr 1, 2003·14 cites·4 claims
- 2777US8503235B2Nonvolatile memory with faulty cell registrationKATAYAMA KUNIHIRO·Filed 2011·Granted Aug 6, 2013·2 cites·6 claims
- 2877US8064257B2Semiconductor memory device having faulty cellsKATAYAMA KUNIHIRO·Filed 2009·Granted Nov 22, 2011·4 cites·6 claims
- 2976US9608818B2Cryptographic communication system and cryptographic communication methodRENESAS ELECTRONICS CORP·Filed 2015·Granted Mar 28, 2017·2 cites·17 claims
- 3075US7721165B2External storage device and memory access control method thereofSOLID STATE STORAGE SOLUTIONS·Filed 2006·Granted May 18, 2010·4 cites·17 claims
- 3174US9300470B2Semiconductor device and method of writing data to semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2015·Granted Mar 29, 2016·2 cites·13 claims
- 3273US9026882B2Semiconductor device and method of writing data to semiconductor deviceOSHIDA DAISUKE·Filed 2012·Granted May 5, 2015·3 cites·25 claims
- 3372US5732208AExternal storage device and memory access control method thereofHITACHI LTD·Filed 1996·Granted Mar 24, 1998·41 cites·28 claims
- 3471US9904619B2Memory system with improved efficiency of data transfer between host, buffer, and nonvolatile memoryEMERGENCE MEMORY SOLUTIONS LLC·Filed 2014·Granted Feb 27, 2018·2 cites·17 claims
- 3570US9960914B2Semiconductor device and information processing system for encrypted communicationRENESAS ELECTRONICS CORP·Filed 2013·Granted May 1, 2018·2 cites·25 claims
- 3670US7752526B2Nonvolatile memory apparatus and data processing systemRENESAS TECH CORP·Filed 2007·Granted Jul 6, 2010·2 cites·5 claims
- 3768US6701471B2External storage device and memory access control method thereofHITACHI LTD·Filed 2001·Granted Mar 2, 2004·8 cites·33 claims
- 3866US7072232B2Nonvolatile memory systemRENESAS TECH CORP·Filed 2004·Granted Jul 4, 2006·12 cites·14 claims
- 3964US8036040B2Memory system with improved efficiency of data transfer between host, buffer, and nonvolatile memorySOLID STATE STORAGE SOLUTIONS·Filed 2008·Granted Oct 11, 2011·1 cites·20 claims
- 4064US7191308B2Memory device with preread data managementRENESAS TECH CORP·Filed 2004·Granted Mar 13, 2007·10 cites·20 claims
- 4164US5666210ADocument communication apparatus and document communication systemHITACHI LTD·Filed 1994·Granted Sep 9, 1997·23 cites·13 claims
- 4263US5978941ASemiconductor memory device having deterioration determining functionHITACHI LTD·Filed 1995·Granted Nov 2, 1999·22 cites·20 claims
- 4362US7475165B2Semiconductor data storage apparatusRENESAS TECH CORP·Filed 2005·Granted Jan 6, 2009·5 cites·10 claims
- 4461US7596041B2Nonvolatile memory systemRENESAS TECH CORP·Filed 2007·Granted Sep 29, 2009·3 cites·10 claims
- 4561US7234087B2External storage device and memory access control method thereofRENESAS TECH CORP·Filed 2003·Granted Jun 19, 2007·4 cites·39 claims
- 4660US7280416B2Nonvolatile memory systemRENESAS TECH CORP·Filed 2006·Granted Oct 9, 2007·3 cites·20 claims
- 4760US6199187B1External storage device and memory access control method thereofHITACHI LTD·Filed 2000·Granted Mar 6, 2001·4 cites·28 claims
- 4858US6694460B2Semiconductor memory device having deterioration determining functionRENESAS TECH CORP·Filed 2001·Granted Feb 17, 2004·9 cites·3 claims
- 4956US9245153B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Jan 26, 2016·0 cites·8 claims
- 5054US10944554B2Semiconductor device and information processing system for encrypted communicationRENESAS ELECTRONICS CORP·Filed 2018·Granted Mar 9, 2021·0 cites·22 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Shigemasa Shiota files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →