Inventor · disambiguated record
Keiichi Tsutsui
Also filed as: TSUTSUI KEIICHI
59 granted patents·15 pending applications·689 citations·filing 1989–2015
99Inventor score
Files withSONY CORP55OMRON TATEISI ELECTRONICS CO5KOSHIYAMA JUNICHI3NAKANISHI KENICHI3FUJIFILM CORP2
Top patents by PatentIndex Score
74 records- 0195USD552098SMemory cardSONY KABUSHIKI KAISHA·Filed 2005·Granted Oct 2, 2007·70 cites·1 claims
- 0295USD552099SMemory cardSONY KABUSHIKI KAISHA·Filed 2005·Granted Oct 2, 2007·73 cites·1 claims
- 0391US8898541B2Storage controller, storage device, information processing system, and storage controlling methodSONY CORP·Filed 2012·Granted Nov 25, 2014·15 cites·20 claims
- 0491US7458519B2Card traySONY CORP·Filed 2006·Granted Dec 2, 2008·26 cites·19 claims
- 0590USD581932SMemory cardRENESAS TECH CORP·Filed 2007·Granted Dec 2, 2008·38 cites·1 claims
- 0690US7325104B2Storage device using interleaved memories to control power consumptionSONY CORP·Filed 2006·Granted Jan 29, 2008·25 cites·9 claims
- 0789US7374104B2Memory cardSONY CORP·Filed 2005·Granted May 20, 2008·21 cites·19 claims
- 0889USD556764SMemory cardRENESAS TECH CORP·Filed 2007·Granted Dec 4, 2007·34 cites·1 claims
- 0986US9405608B2Storage controller, storage device, information processing system, and storage control methodSONY CORP·Filed 2014·Granted Aug 2, 2016·9 cites·16 claims
- 1084US8862963B2Nonvolatile memory, memory controller, nonvolatile memory accessing method, and programNAKANISHI KENICHI·Filed 2012·Granted Oct 14, 2014·8 cites·20 claims
- 1184US7771238B2Card-type peripheral deviceSONY CORP·Filed 2008·Granted Aug 10, 2010·12 cites·3 claims
- 1282US9836392B2Storage control apparatus to control pre-processing operationsSONY CORP·Filed 2015·Granted Dec 5, 2017·3 cites·16 claims
- 1382US5808983ARecording/reproducing apparatus and method for determining and generating a focus offset valve to focus at an optical storage mediumSONY CORP·Filed 1997·Granted Sep 15, 1998·28 cites·11 claims
- 1482US5751675ARecording and/or reproduction apparatus and method for optical record mediumSONY CORP·Filed 1996·Granted May 12, 1998·29 cites·12 claims
- 1581US9110827B2Error detection and correction apparatus, mismatch detection apparatus, memory system and error detection and correction methodSONY CORP·Filed 2013·Granted Aug 18, 2015·7 cites·12 claims
- 1681US8438457B2Nonvolatile memory apparatus, memory controller, and memory systemKOSHIYAMA JUNICHI·Filed 2010·Granted May 7, 2013·10 cites·19 claims
- 1780US9170893B2Method and system for selecting region of a nonvolatile memorySONY CORP·Filed 2013·Granted Oct 27, 2015·5 cites·16 claims
- 1880US6552967B1Optical output adjusting apparatus based on shortest recording marksSONY CORP·Filed 2000·Granted Apr 22, 2003·14 cites·28 claims
- 1979US9058162B2Storage control apparatus, storage apparatus, information processing system and processing method thereforSONY CORP·Filed 2013·Granted Jun 16, 2015·4 cites·11 claims
- 2079US7925812B2Card-type peripheral deviceSONY CORP·Filed 2008·Granted Apr 12, 2011·10 cites·8 claims
- 2176US5841751ARecording-medium driving apparatus and recording-medium driving method with playback signal defect detectorSONY CORP·Filed 1997·Granted Nov 24, 1998·30 cites·9 claims
- 2274US8429494B2Nonvolatile random access memory and nonvolatile memory systemNAKANISHI KENICHI·Filed 2010·Granted Apr 23, 2013·6 cites·19 claims
- 2374US7535665B2Servo writer and servo signal writing methodFUJIFILM CORP·Filed 2007·Granted May 19, 2009·2 cites·13 claims
- 2474US6115334AMethod and apparatus for determining and adjusting an inclination angle between recording/reproducing head and disk in a recording/reproducing systemSONY CORP·Filed 1996·Granted Sep 5, 2000·26 cites·13 claims
- 2573US5740136ADisk driving device and method for optical recording and reproducion with acceleration/deceleration of focusing means being based on a focus error signal levelSONY CORP·Filed 1996·Granted Apr 14, 1998·33 cites·22 claims
- 2673US5699333AOptical disk reproducing method and apparatus having focusing gain and offset correction capabilitySONY CORP·Filed 1995·Granted Dec 16, 1997·22 cites·20 claims
- 2768US9396132B2Storage control device and system to improve data retention in variable resistance memory cellsSONY CORP·Filed 2012·Granted Jul 19, 2016·3 cites·12 claims
- 2868US7703692B2Memory cardSONY CORP·Filed 2007·Granted Apr 27, 2010·9 cites·10 claims
- 2967US9152416B2Storage control device, memory system, information processing system and storage control methodSONY CORP·Filed 2013·Granted Oct 6, 2015·3 cites·12 claims
- 3066US5276667AOptical recording and reproducing apparatus for synchronizing recording on subsequent unrecorded sectorsOMRON TATEISI ELECTRONICS CO·Filed 1992·Granted Jan 4, 1994·21 cites·4 claims
- 3165US10545804B2Memory controller, memory system, and memory controller control methodSONY CORP·Filed 2015·Granted Jan 28, 2020·2 cites·20 claims
- 3265US10031865B2Memory system, storage device, and method for controlling memory systemSONY CORP·Filed 2015·Granted Jul 24, 2018·2 cites·11 claims
- 3365US8683290B2Save area for retaining corrected dataKOSHIYAMA JUNICHI·Filed 2010·Granted Mar 25, 2014·4 cites·20 claims
- 3465US6246647B1Optical disc apparatus, driving control method for objective lens, control method for optical head and recording/reproducing method for optical headSONY CORP·Filed 1998·Granted Jun 12, 2001·18 cites·28 claims
- 3563US9817712B2Storage control apparatus, storage apparatus, information processing system, and storage control methodSONY CORP·Filed 2012·Granted Nov 14, 2017·1 cites·2 claims
- 3663US9229714B2Memory control apparatus, memory apparatus, information processing system, and processing method for use therewithSONY CORP·Filed 2013·Granted Jan 5, 2016·1 cites·13 claims
- 3760US9361952B2Storage controlling apparatus, memory system, information processing system and storage controlling methodSONY CORP·Filed 2013·Granted Jun 7, 2016·2 cites·15 claims
- 3860US7958297B2Card-type peripheral deviceSONY CORP·Filed 2008·Granted Jun 7, 2011·1 cites·16 claims
- 3958US6744700B2Optical output adjusting apparatus based on shortest recording marksSONY CORP·Filed 2003·Granted Jun 1, 2004·3 cites·10 claims
- 4057US6141305AOptical disk recording and reproducing apparatus and method and tracking servo apparatus and methodSONY CORP·Filed 1998·Granted Oct 31, 2000·12 cites·6 claims
- 4155US6985428B2Optical recording medium, recording, and reproduction apparatus having multiple recording capacity featuresSONY CORP·Filed 2005·Granted Jan 10, 2006·0 cites·1 claims
- 4255US6980508B2Optical recording medium, recording, and reproduction apparatus having multiple recording capacity featuresSONY CORP·Filed 2005·Granted Dec 27, 2005·0 cites·1 claims
- 4354US9886399B2Storage control device, storage device, information processing system, and storage control method thereforSONY CORP·Filed 2014·Granted Feb 6, 2018·0 cites·13 claims
- 4453US6219317B1Optical disc recording and/or reproducing apparatus and methodSONY CORP·Filed 1998·Granted Apr 17, 2001·10 cites·5 claims
- 4553US4900908ACard accessing apparatus having a head disposed under a card feeding stageOMRON TATEISI ELECTRONICS CO·Filed 1989·Granted Feb 13, 1990·8 cites·11 claims
- 4651US9836312B2Storage control device, storage device, and storage control method thereofSONY CORP·Filed 2014·Granted Dec 5, 2017·0 cites·20 claims
- 4751US9542270B2Storage control device, storage device, information processing system and storage control methodSONY CORP·Filed 2014·Granted Jan 10, 2017·0 cites·20 claims
- 4851US6075760ASystem for performing focusing operation when recording and/or reproducing data on multilayered optical disksSONY CORP·Filed 1997·Granted Jun 13, 2000·7 cites·8 claims
- 4949US2010169556A1Nonvolatile storage device, information recording system, and information recording methodSONY CORP·Filed 2009·Application pending·0 cites
- 5048US5189290AOptical card processing apparatus using tracking error signals to determine proper card orientationOMRON TATEISI ELECTRONICS CO·Filed 1992·Granted Feb 23, 1993·7 cites·12 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →