Inventor · disambiguated record
Masahiko Sato
Also filed as: SATO MASAHIKO
241 granted patents·36 pending applications·5,332 citations·filing 1979–2024
99Inventor score
Top patents by PatentIndex Score
277 records- 0198US6523096B2Apparatus for and method of accessing a storage region across a networkHITACHI LTD·Filed 2001·Granted Feb 18, 2003·173 cites·19 claims
- 0298US5952676ALiquid crystal device and method for manufacturing same with spacers formed by photolithographySEMICONDUCTOR ENERGY LAB·Filed 1997·Granted Sep 14, 1999·366 cites·32 claims
- 0398US5379139ALiquid crystal device and method for manufacturing same with spacers formed by photolithographySEMICONDUCTOR ENERGY LAB·Filed 1992·Granted Jan 3, 1995·477 cites·16 claims
- 0498US5300996AFixing apparatusRICOH KK·Filed 1992·Granted Apr 5, 1994·94 cites·13 claims
- 0597US7359186B2Storage subsystemHITACHI LTD·Filed 2004·Granted Apr 15, 2008·79 cites·13 claims
- 0697US7239838B2Fixing apparatus and image formation apparatus using sameRICOH KK·Filed 2004·Granted Jul 3, 2007·85 cites·26 claims
- 0797US6542961B1Disk storage system including a switchHITACHI LTD·Filed 1999·Granted Apr 1, 2003·221 cites·25 claims
- 0897US6484245B1Apparatus for and method of accessing a storage region across a networkHITACHI LTD·Filed 1998·Granted Nov 19, 2002·215 cites·24 claims
- 0997US5400123AImage forming apparatus capable of erasing an image recorded in a sheetRICOH KK·Filed 1993·Granted Mar 21, 1995·102 cites·29 claims
- 1096US6877073B2Fiber channel connection storage controllerHITACHI LTD·Filed 2004·Granted Apr 5, 2005·85 cites·12 claims
- 1196US6742090B2Fiber channel connection storage controllerHITACHI LTD·Filed 2001·Granted May 25, 2004·90 cites·16 claims
- 1296US6728844B2Method for preventing unauthorized access to storage volumesHITACHI LTD·Filed 2001·Granted Apr 27, 2004·81 cites·4 claims
- 1396US6507896B2Protocol for use in accessing a storage region across a networkHITACHI LTD·Filed 2001·Granted Jan 14, 2003·94 cites·10 claims
- 1496US6425049B1Disk array system and method of changing the configuration of the disk array systemHITACHI LTD·Filed 2000·Granted Jul 23, 2002·140 cites·13 claims
- 1596US5915147AImage fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil insideRICOH KK·Filed 1998·Granted Jun 22, 1999·122 cites·8 claims
- 1696US5832354AImage fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil insideRICOH KK·Filed 1996·Granted Nov 3, 1998·134 cites·35 claims
- 1795US10457061B2Liquid ejecting apparatus and pressure-regulating deviceSEIKO EPSON CORP·Filed 2018·Granted Oct 29, 2019·4 cites·13 claims
- 1895US8051244B2Storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2011·Granted Nov 1, 2011·18 cites·12 claims
- 1994US11529813B2Pressure adjustment unit, liquid ejecting head, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2021·Granted Dec 20, 2022·4 cites·14 claims
- 2094US9855760B2Liquid ejecting apparatus and pressure-regulating deviceSEIKO EPSON CORP·Filed 2016·Granted Jan 2, 2018·4 cites·10 claims
- 2194US7558056B2Disk array deviceHITACHI LTD·Filed 2008·Granted Jul 7, 2009·15 cites·16 claims
- 2294US6952343B2Functional expansion apparatus and method for attaching electronic apparatus to the functional expansion apparatusFUJITSU LTD·Filed 2003·Granted Oct 4, 2005·100 cites·7 claims
- 2394US6910102B2Disk storage system including a switchHITACHI LTD·Filed 2004·Granted Jun 21, 2005·57 cites·32 claims
- 2494US6535964B2Fiber channel connection storage controllerHITACHI LTD·Filed 2002·Granted Mar 18, 2003·62 cites·17 claims
- 2594US4984100AMagnetic disk apparatusHITACHI LTD·Filed 1989·Granted Jan 8, 1991·103 cites·19 claims
- 2693US11645794B2Monitoring apparatus, monitoring method, and computer-readable medium having recorded thereon monitoring programYOKOGAWA ELECTRIC CORP·Filed 2021·Granted May 9, 2023·2 cites·20 claims
- 2793US8275950B2Fiber channel connection storage controllerSANADA AKEMI·Filed 2011·Granted Sep 25, 2012·16 cites·50 claims
- 2893US7937527B2Storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2009·Granted May 3, 2011·18 cites·19 claims
- 2993US7352571B2Disk array deviceHITACHI LTD·Filed 2006·Granted Apr 1, 2008·16 cites·28 claims
- 3093US6701411B2Switch and storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2002·Granted Mar 2, 2004·48 cites·26 claims
- 3193US6609180B2Fiber channel connection storage controllerHITACHI LTD·Filed 2001·Granted Aug 19, 2003·56 cites·24 claims
- 3293US4874461AMethod for manufacturing liquid crystal device with spacers formed by photolithographySEMICONDUCTOR ENERGY LAB·Filed 1988·Granted Oct 17, 1989·112 cites·8 claims
- 3392US12384153B2Liquid discharge apparatus and head moduleSEIKO EPSON CORP·Filed 2022·Granted Aug 12, 2025·1 cites·19 claims
- 3492US11865606B2Manufacturing method and manufacturing device for link partNIPPON STEEL CORP·Filed 2020·Granted Jan 9, 2024·2 cites·14 claims
- 3591US6825858B2Selection method of devices connected with electronic equipment and electronic equipment realizing such selection methodSONY CORP·Filed 2001·Granted Nov 30, 2004·84 cites·54 claims
- 3691USRE36124EFixing apparatusRICOH KK·Filed 1996·Granted Mar 2, 1999·50 cites·13 claims
- 3790US10076913B2Liquid ejecting apparatus and liquid filling method and control method for the sameSEIKO EPSON CORP·Filed 2017·Granted Sep 18, 2018·3 cites·7 claims
- 3890US7805564B2Display apparatus and its method for displaying connections among a host, a logical unit and a storage system in a virtual storage systemHITACHI LTD·Filed 2004·Granted Sep 28, 2010·35 cites·15 claims
- 3990US5874513AEthylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameNIPPON PETROCHEMICALS CO LTD·Filed 1996·Granted Feb 23, 1999·63 cites·11 claims
- 4089US9944087B2Liquid ejecting apparatus and pressure-regulating deviceSEIKO EPSON CORP·Filed 2016·Granted Apr 17, 2018·3 cites·10 claims
- 4189US7120016B2Disk array deviceHITACHI LTD·Filed 2005·Granted Oct 10, 2006·7 cites·20 claims
- 4289US6851029B2Disk storage system including a switchHITACHI LTD·Filed 2003·Granted Feb 1, 2005·32 cites·28 claims
- 4389US6423808B1Ethylene-α-olefin copolymer and composition, and film, laminate and electrical insulating material comprising sameJAPAN POLYOLEFINS CO LTD·Filed 2000·Granted Jul 23, 2002·32 cites·6 claims
- 4489US6149734AMethod for heat treatment of steelAISIN SEIKI·Filed 1998·Granted Nov 21, 2000·53 cites·20 claims
- 4589US5441947AMethods of inhibiting vascular restenosisLILLY CO ELI·Filed 1993·Granted Aug 15, 1995·71 cites·2 claims
- 4688US6723144B2Semiconductor device fabricating methodHITACHI LTD·Filed 2002·Granted Apr 20, 2004·38 cites·16 claims
- 4788US6332658B1Lock device for expansion unit in computerFUJITSU LTD·Filed 2000·Granted Dec 25, 2001·24 cites·11 claims
- 4887US8851621B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Oct 7, 2014·4 cites·8 claims
- 4987US7639493B2Storage control deviceHITACHI LTD·Filed 2006·Granted Dec 29, 2009·20 cites·12 claims
- 5087US7039934B2Recording systemSONY CORP·Filed 2000·Granted May 2, 2006·34 cites·24 claims
Showing the top 50 of 277 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →