Inventor · disambiguated record
Akio Nakajima
Also filed as: KUSUMOTO KEIJI · NAKAJIMA AKIO
93 granted patents·15 pending applications·1,682 citations·filing 1974–2019
99Inventor score
Top patents by PatentIndex Score
108 records- 0197US8422359B2Communication network control system and control methodNAKAJIMA AKIO·Filed 2010·Granted Apr 16, 2013·61 cites·12 claims
- 0294US10303570B2Method and apparatus for managing data recovery of distributed storage systemHITACHI LTD·Filed 2014·Granted May 28, 2019·21 cites·15 claims
- 0393US9760497B2Hierarchy memory managementHITACHI LTD·Filed 2016·Granted Sep 12, 2017·10 cites·20 claims
- 0493US9639277B2Storage system with virtual volume having data arranged astride storage devices, and volume management methodHITACHI LTD·Filed 2015·Granted May 2, 2017·11 cites·16 claims
- 0592US7913037B2Computer system for controlling allocation of physical links and method thereofHITACHI LTD·Filed 2006·Granted Mar 22, 2011·25 cites·20 claims
- 0692US5914132APharmaceutical dosage form with multiple enteric polymer coatings for colonic deliveryPROCTER & GAMBLE·Filed 1996·Granted Jun 22, 1999·128 cites·17 claims
- 0791US5481354AImage forming apparatusMINOLTA CO LTD·Filed 1994·Granted Jan 2, 1996·43 cites·10 claims
- 0890US9787230B2Synchronous motor control device for electric automobileNTN TOYO BEARING CO LTD·Filed 2015·Granted Oct 10, 2017·4 cites·9 claims
- 0990US8370588B2Computer system control method and computer systemHITACHI LTD·Filed 2010·Granted Feb 5, 2013·14 cites·15 claims
- 1090US4875173AImage enlarging method and deviceMINOLTA CAMERA KK·Filed 1986·Granted Oct 17, 1989·73 cites·12 claims
- 1188US5440694AInterface circuit for allowing receiving serial data input after receiving serial input suspension signalNEC CORP·Filed 1993·Granted Aug 8, 1995·137 cites·4 claims
- 1287US9229645B2Storage management method and storage system in virtual volume having data arranged astride storage devicesNAKAJIMA AKIO·Filed 2012·Granted Jan 5, 2016·11 cites·17 claims
- 1387US9098200B2Storage system with virtual volume having data arranged astride storage devices, and volume management methodNAKAJIMA AKIO·Filed 2012·Granted Aug 4, 2015·9 cites·20 claims
- 1487US8886882B2Method and apparatus of storage tier and cache managementNAKAJIMA AKIO·Filed 2012·Granted Nov 11, 2014·10 cites·20 claims
- 1587US8495325B2Computer system and data migration method thereofYAMAMOTO MASAYUKI·Filed 2011·Granted Jul 23, 2013·10 cites·10 claims
- 1686US7831764B2Storage system having plural flash memory drives and method for controlling data storageHITACHI LTD·Filed 2008·Granted Nov 9, 2010·17 cites·20 claims
- 1786US6201674B1Direct-current stabilization power supply deviceSHARP KK·Filed 1999·Granted Mar 13, 2001·47 cites·24 claims
- 1885US4751376AImage reader with focus and magnification detection controlMINOLTA CAMERA KK·Filed 1986·Granted Jun 14, 1988·48 cites·22 claims
- 1984US5859757AOutput driving circuit for use in DC stabilized power supply circuitSHARP KK·Filed 1997·Granted Jan 12, 1999·48 cites·10 claims
- 2083US8436292B2Lubricant deterioration detection device with a plurality of light detectors, a plurality of light guide elements of different lengths and a linear light sourceTAKAHASHI TORU·Filed 2007·Granted May 7, 2013·8 cites·17 claims
- 2182US9081502B2Method and apparatus of storage volume migration in cooperation with takeover of storage area network configurationHITACHI LTD·Filed 2012·Granted Jul 14, 2015·5 cites·18 claims
- 2281US9304828B2Hierarchy memory managementNAKAJIMA AKIO·Filed 2012·Granted Apr 5, 2016·5 cites·20 claims
- 2381US5831471ADC-stabilized power circuitSHARP KK·Filed 1996·Granted Nov 3, 1998·38 cites·9 claims
- 2480US8086773B2Disk array subsystem and control method thereofNAKAJIMA AKIO·Filed 2008·Granted Dec 27, 2011·9 cites·7 claims
- 2580US5608547AImage forming apparatus having illumination direction altered for every plurality of readout operations with respect to one originalMINOLTA CAMERA KK·Filed 1994·Granted Mar 4, 1997·50 cites·37 claims
- 2679US8275938B2Computer system for controlling allocation of physical links and method thereofNAKAJIMA AKIO·Filed 2011·Granted Sep 25, 2012·4 cites·16 claims
- 2779US5966555AImage forming apparatus permitting whether or not input image can be formed as desired to be knownMINOLTA CO LTD·Filed 1997·Granted Oct 12, 1999·27 cites·7 claims
- 2878US9766833B2Method and apparatus of storage volume migration in cooperation with takeover of storage area network configurationHITACHI LTD·Filed 2015·Granted Sep 19, 2017·2 cites·12 claims
- 2977US8806150B2Computer system and Fibre Channel migration methodNAKAJIMA AKIO·Filed 2011·Granted Aug 12, 2014·4 cites·12 claims
- 3077US8527981B2Storage device and method of instructing to update firmwareOIKAWA YOSHIHIRO·Filed 2008·Granted Sep 3, 2013·9 cites·12 claims
- 3176US4750044AImage editorMINOLTA CAMERA KK·Filed 1987·Granted Jun 7, 1988·30 cites·6 claims
- 3275US6686728B2Dropper-type DC stabilized power supply circuit provided with difference amplifiers for supplying a stable output voltageSHARP KK·Filed 2002·Granted Feb 3, 2004·22 cites·7 claims
- 3374US8407384B2Disk array subsystem and control method thereofNAKAJIMA AKIO·Filed 2011·Granted Mar 26, 2013·3 cites·4 claims
- 3473US6043897AImage forming apparatusMINOLTA CO LTD·Filed 1997·Granted Mar 28, 2000·44 cites·29 claims
- 3572US9400612B2Computer system and computer system management methodHITACHI LTD·Filed 2014·Granted Jul 26, 2016·2 cites·16 claims
- 3672US9400664B2Method and apparatus for offloading storage workloadSAKATA MASAYUKI·Filed 2012·Granted Jul 26, 2016·3 cites·14 claims
- 3772US5625466AImage forming apparatus providing landscape or portrait image format based on detected size of originalMINOLTA CO LTD·Filed 1994·Granted Apr 29, 1997·33 cites·18 claims
- 3872US5384632ADigital copier enabling setting of a plurality of copying conditions in a single setting operation before copying is initiatedMINOLTA CAMERA KK·Filed 1993·Granted Jan 24, 1995·18 cites·8 claims
- 3972US5033102AImage reading apparatus capable of reading desired image areasMINOLTA CAMERA KK·Filed 1989·Granted Jul 16, 1991·22 cites·13 claims
- 4070US5843479ABisacodyl dosage form with multiple enteric polymer coatings for colonic deliveryPROCTER & GAMBLE·Filed 1996·Granted Dec 1, 1998·36 cites·17 claims
- 4169US5745253AImage reading apparatus and method for reading images of different sizes of originalsMINOLTA CAMERA KK·Filed 1995·Granted Apr 28, 1998·30 cites·8 claims
- 4269US5410419AFacsimile machine capable of distinguishing copied image and received imageMINOLTA CAMERA KK·Filed 1993·Granted Apr 25, 1995·28 cites·17 claims
- 4367US7761657B2Storage control system, control method for storage control system, port selector, and controllerHITACHI LTD·Filed 2006·Granted Jul 20, 2010·3 cites·34 claims
- 4467US7382474B2Printer management method and management systemMINOLTA CO LTD·Filed 2002·Granted Jun 3, 2008·16 cites·16 claims
- 4566US8952730B2Driver circuitKIHARA SEIICHIRO·Filed 2011·Granted Feb 10, 2015·3 cites·9 claims
- 4666US7420695B2Image processing system and apparatus for allocation readingMINOLTA CO LTD·Filed 2002·Granted Sep 2, 2008·7 cites·17 claims
- 4766US5283662AImage reading apparatus controllable by external apparatusMINOLTA CAMERA KK·Filed 1992·Granted Feb 1, 1994·25 cites·19 claims
- 4866US5014332AImage readerMINOLTA CAMERA KK·Filed 1988·Granted May 7, 1991·20 cites·10 claims
- 4965US8543762B2Computer system for controlling allocation of physical links and method thereofNAKAJIMA AKIO·Filed 2012·Granted Sep 24, 2013·1 cites·18 claims
- 5065US5530560AImage forming apparatus wherein images are formed on front and back faces of a paper such that they can be observed in a normal orientationMINOLTA CO LTD·Filed 1994·Granted Jun 25, 1996·23 cites·18 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →