Inventor · disambiguated record
Tsugito Maruyama
Also filed as: MARUYAMA TSUGITO
26 granted patents·6 pending applications·681 citations·filing 1986–2015
97Inventor score
Top patents by PatentIndex Score
32 records- 0196US7630155B2Eccentricity correction method, signal processing circuit, magnetic storage apparatus and perpendicular magnetic recording mediumFUJITSU LTD·Filed 2006·Granted Dec 8, 2009·35 cites·5 claims
- 0286US5586199AMethod for determining orientation of contour line segment in local area and for determining straight line and cornerFUJITSU LTD·Filed 1992·Granted Dec 17, 1996·69 cites·57 claims
- 0385US6597540B2Head arm having through hole for making head arm lightweight, head moving mechanism and disk unit having the head armFUJITSU LTD·Filed 2002·Granted Jul 22, 2003·23 cites·12 claims
- 0483US5307153AThree-dimensional measuring apparatusFUJITSU LTD·Filed 1993·Granted Apr 26, 1994·75 cites·7 claims
- 0581US5675720AMethod of searching for points of closest approach, and preprocessing method thereforFUJITSU LTD·Filed 1996·Granted Oct 7, 1997·85 cites·14 claims
- 0681US4846576AMethod for measuring a three-dimensional position of an objectFUJITSU LTD·Filed 1986·Granted Jul 11, 1989·41 cites·21 claims
- 0779US5509090AThree-dimensional measuring apparatus having improved speed and resolutionFUJITSU LTD·Filed 1994·Granted Apr 16, 1996·57 cites·5 claims
- 0876US5943056AInterference checking methodFUJITSU LTD·Filed 1996·Granted Aug 24, 1999·65 cites·20 claims
- 0973US8560206B2Engine control apparatus and methodEJIRI ARATA·Filed 2010·Granted Oct 15, 2013·4 cites·7 claims
- 1073US7508620B2Disk apparatus, information processing system, and information providing apparatusFUJITSU LTD·Filed 2006·Granted Mar 24, 2009·2 cites·30 claims
- 1173US7324295B2Method of detecting position of head in recording medium driveFUJITSU LTD·Filed 2005·Granted Jan 29, 2008·4 cites·5 claims
- 1271US5831875ALink mechanism analyzer and link mechanism joint data arithmetic apparatusFUJITSU LTD·Filed 1996·Granted Nov 3, 1998·62 cites·27 claims
- 1367US9438107B2Control device, control method, and power supply deviceFUJITSU LTD·Filed 2013·Granted Sep 6, 2016·2 cites·20 claims
- 1467US9235201B2Matrix generation technique and plant control techniqueFUJITSU LTD·Filed 2014·Granted Jan 12, 2016·1 cites·10 claims
- 1567US8428849B2Engine control program, method and apparatusMARUYAMA TSUGITO·Filed 2012·Granted Apr 23, 2013·4 cites·8 claims
- 1667US5870494AMethod for determining orientation of contour line segment in local area and for determining straight line and cornerFUJITSU LTD·Filed 1997·Granted Feb 9, 1999·33 cites·9 claims
- 1764US7130158B2Head arm of magnetic disk deviceFUJITSU LTD·Filed 2002·Granted Oct 31, 2006·6 cites·25 claims
- 1864US6157902ADisassembly route producing apparatus, assembly route producing apparatus, and supporting system for mechanical system designFUJITSU LTD·Filed 1998·Granted Dec 5, 2000·32 cites·27 claims
- 1960US8111474B2Eccentricity correction method, signal processing circuit, magnetic storage apparatus and perpendicular magnetic recording mediumMARUYAMA TSUGITO·Filed 2009·Granted Feb 7, 2012·0 cites·10 claims
- 2060US5526254ASimulation method and apparatus for manipulator apparatus, simulation and control method and apparatus for manipulator apparatus, and control method and apparatus for manipulator apparatusFUJITSU LTD·Filed 1993·Granted Jun 11, 1996·31 cites·44 claims
- 2153US2009244768A1Magnetic head positioning control method and magnetic head positioning control apparatusFUJITSU LTD·Filed 2008·Application pending·0 cites
- 2252US2008218889A1Information transfer master for magnetic transfer and magnetic transfer methodFUJITSU LTD·Filed 2008·Application pending·0 cites
- 2351US2016098377A1Matrix generation technique and plant control techniqueFUJITSU LTD·Filed 2015·Application pending·0 cites
- 2450US5867631AManipulator simulation method and apparatusFUJITSU LTD·Filed 1996·Granted Feb 2, 1999·20 cites·12 claims
- 2550US2008062548A1Master recording medium, magnetic transfer method, magnetic transfer apparatus, and magnetic recording medium and magnetic recording and reproducing apparatus thereby madeFUJIFILM CORP·Filed 2007·Application pending·0 cites
- 2649US2007217047A1Master medium for perpendicular magnetic transfer, method of perpendicular magnetic transfer, perpendicular magnetic recording medium and perpendicular magnetic recording apparatusFUJITSU LTD·Filed 2007·Application pending·0 cites
- 2748US7787200B2Disk-device correcting system, information managing device, master-disk producing device, and master-disk producing methodTOSHIBA STORAGE DEVICE CORP·Filed 2006·Granted Aug 31, 2010·0 cites·20 claims
- 2846US8909503B2Matrix generation technique and plant control techniqueUMEDA YUHEI·Filed 2012·Granted Dec 9, 2014·0 cites·5 claims
- 2945US5761391AArithmetic unit for calculating distance between objectsFUJITSU LTD·Filed 1996·Granted Jun 2, 1998·14 cites·10 claims
- 3045US5668893AMethod for determining orientation of contour line segment in local area and for determining straight line and cornerFUJITSU LTD·Filed 1996·Granted Sep 16, 1997·11 cites·41 claims
- 3143US2008312891A1Design method, design support apparatus, and computer product for feedback control systemFUJITSU LTD·Filed 2008·Application pending·0 cites
- 3231US5994862AAutomatic wiring connection apparatusFUJITSU LTD·Filed 1998·Granted Nov 30, 1999·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →