Inventor · disambiguated record
Katsuaki Ishida
Also filed as: ISHIDA KATSUAKI
16 granted patents·1 pending application·359 citations·filing 1991–2005
95Inventor score
Top patents by PatentIndex Score
17 records- 0193US7938955B2Method for producing super-low sulfur gas oil blending component or super-low sulfur gas oil composition, and super-low sulfur gas oil compositionJAPAN ENERGY CORP·Filed 2005·Granted May 10, 2011·35 cites·8 claims
- 0291US5590001ABreather filter unit for magnetic disk driveFUJITSU LTD·Filed 1994·Granted Dec 31, 1996·52 cites·8 claims
- 0384US5583720AMagnetic disk drive and flexible printed board used in such driveFUJITSU LTD·Filed 1994·Granted Dec 10, 1996·33 cites·4 claims
- 0481US5541788AMagnetic disk drive and flexible printed circuit boardFUJITSU LTD·Filed 1994·Granted Jul 30, 1996·32 cites·19 claims
- 0580US6383974B1Hydrorefining catalyst and method for manufacturing hydrorefining catalystJAPAN ENERGY CORP·Filed 2000·Granted May 7, 2002·25 cites·11 claims
- 0676US5764435ABreather filter unit for magnetic disk driveFUJITSU LTD·Filed 1996·Granted Jun 9, 1998·25 cites·9 claims
- 0772US8012342B2Lubricant base oil and method of producing the sameJAPAN ENERGY CORP·Filed 2005·Granted Sep 6, 2011·3 cites·20 claims
- 0872US5877915AVentilation structure of a cover for a disk driveFUJITSU LTD·Filed 1996·Granted Mar 2, 1999·25 cites·11 claims
- 0971US5886851AFrame structure of a disk drive for improved heat dissipation and a disk drive that uses such a frame structureFUJITSU LTD·Filed 1996·Granted Mar 23, 1999·24 cites·17 claims
- 1071US5859746AMagnetic disk drive and flexible printed board used in such driveFUJITSU LTD·Filed 1996·Granted Jan 12, 1999·21 cites·22 claims
- 1165US6576119B2Method of producing middle distillate products by two-stage hydrocracking and hydrocracking apparatusJAPAN ENERGY CORP·Filed 2001·Granted Jun 10, 2003·13 cites·13 claims
- 1263US5995321ACarriage structure for disk deviceFUJITSU LTD·Filed 1997·Granted Nov 30, 1999·25 cites·9 claims
- 1361US5172287AMagnetic disc apparatus having uniform torque imparting means for imparting uniform torque irrespective of rotational position of a head armFUJITSU LTD·Filed 1991·Granted Dec 15, 1992·13 cites·4 claims
- 1458US5673159AMagnetic disk apparatusFUJITSU LTD·Filed 1996·Granted Sep 30, 1997·14 cites·5 claims
- 1551US2007068849A1Lead-free gasoline composition and method for production thereofARAKI YASUHIRO·Filed 2004·Application pending·0 cites
- 1650US6551500B1Hydrocracking catalyst, producing method thereof, and hydrocracking methodJAPAN ENERGY CORP·Filed 1999·Granted Apr 22, 2003·15 cites·18 claims
- 1738US5602701AHead actuator for magnetic disk drive unitFUJITSU LTD·Filed 1995·Granted Feb 11, 1997·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →