Inventor · disambiguated record
Tatsuyuki Ishikawa
Also filed as: ISHIKAWA TATSUYUKI
19 granted patents·7 pending applications·295 citations·filing 1991–2021
95Inventor score
Top patents by PatentIndex Score
26 records- 0194US8782496B2Memory controller, semiconductor memory apparatus and decoding methodSAKAUE KENJI·Filed 2011·Granted Jul 15, 2014·26 cites·16 claims
- 0293USD988500SBreast pump valvePIGEON CORP·Filed 2021·Granted Jun 6, 2023·18 cites·1 claims
- 0392US5262076ASynthetic lubricating oilsNIPPON OIL CO LTD·Filed 1991·Granted Nov 16, 1993·55 cites·19 claims
- 0490US8032810B2Non-volatile semiconductor storage device and non-volatile storage systemTOSHIBA KK·Filed 2007·Granted Oct 4, 2011·23 cites·14 claims
- 0587US8136014B2Non-volatile semiconductor memory deviceUCHIKAWA HIRONORI·Filed 2007·Granted Mar 13, 2012·16 cites·10 claims
- 0683US8453034B2Error detection/correction circuit, memory controller and semiconductor memory apparatusSAKAUE KENJI·Filed 2011·Granted May 28, 2013·9 cites·12 claims
- 0783US8448050B2Memory system and control method for the sameSAKAUE KENJI·Filed 2010·Granted May 21, 2013·8 cites·18 claims
- 0882US8078940B2Non-volatile semiconductor memory deviceUCHIKAWA HIRONORI·Filed 2007·Granted Dec 13, 2011·10 cites·13 claims
- 0978US6582621B1Refrigerator oils for use with chlorine-free fluorocarbon refrigerantsNIPPON MITSUBISHI OIL CORP·Filed 1995·Granted Jun 24, 2003·33 cites·16 claims
- 1074US8239730B2Non-volatile semiconductor memory deviceUCHIKAWA HIRONORI·Filed 2012·Granted Aug 7, 2012·4 cites·12 claims
- 1173US6153118AFluid compositions containing refrigerator oils and chlorine-free fluorocarbon refrigerantsNIPPON MITSUBISHI OIL CORP·Filed 1998·Granted Nov 28, 2000·28 cites·18 claims
- 1262US8332726B2Non-volatile semiconductor memory deviceUCHIKAWA HIRONORI·Filed 2011·Granted Dec 11, 2012·2 cites·20 claims
- 1360US6998065B1Fluid compositions containing refrigerator oils and chlorine-free fluorocarbon refrigerantsNIPPON MITSUBISHI OIL CORP·Filed 1998·Granted Feb 14, 2006·17 cites·8 claims
- 1460US5447647ASynthetic lubricating oilNIPPON OIL CO LTD·Filed 1994·Granted Sep 5, 1995·15 cites·10 claims
- 1560US5391311AFluid compositions for refrigeratorsNIPPON OIL CO LTD·Filed 1993·Granted Feb 21, 1995·15 cites·6 claims
- 1656US7052626B1Fluid compositions containing refrigeration oils and chlorine-free fluorocarbon refrigerantsNIPPON MITSUBISHI OIL CORP·Filed 1998·Granted May 30, 2006·14 cites·22 claims
- 1755US8751895B2Semiconductor memory device and decoding methodOBATA HARUKA·Filed 2012·Granted Jun 10, 2014·2 cites·12 claims
- 1855US2024033404A1Valve member and milking machinePIGEON CORP·Filed 2021·Application pending·0 cites
- 1954US2014298142A1Memory controller, semiconductor memory apparatus and decoding methodTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2051US2013245142A1Method for producing extruded polystyrene resin heat-insulating foam boardJSP CORP·Filed 2013·Application pending·0 cites
- 2146US12133942B2Manual breast pumpPIGEON CORP·Filed 2019·Granted Nov 5, 2024·0 cites·2 claims
- 2246US2015254130A1Error correction decoderTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2344US2012053257A1Process for producing a polycarbonate resin extruded foam, and polycarbonate resin extruded foamISHIKAWA TATSUYUKI·Filed 2011·Application pending·0 cites
- 2441US8557885B2Extruded thermoplastic resin foamOKUDA AKIRA·Filed 2011·Granted Oct 15, 2013·0 cites·8 claims
- 2538US2015227419A1Error correction decoder based on log-likelihood ratio dataTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2638US2016020787A1Decoding apparatus, decoding method and non-transitory computer-readable recording medium containing a decoding programTOSHIBA KK·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →