Inventor · disambiguated record
Keigo Kusaka
Also filed as: KUSAKA KEIGO
15 granted patents·3 pending applications·119 citations·filing 2001–2014
93Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD10PANASONIC CORP6MATSUSHITA ELECTRIC IND COL LT1WAKITANI AKIHIKO1
Top patents by PatentIndex Score
18 records- 0190US7210850B2Hydrodynamic bearing device, spindle motor and hard disk driving apparatus having the hydrodynamic bearing deviceMATSUSHITA ELECTRIC IND COL LT·Filed 2005·Granted May 1, 2007·18 cites·22 claims
- 0289US8013487B2Hydrodynamic bearing device, and spindle motor and information apparatus equipped with samePANASONIC CORP·Filed 2009·Granted Sep 6, 2011·13 cites·21 claims
- 0384US7196868B2Hydrodynamic bearing and disk recording/reproducing apparatus having a vent inside a fixed shaftMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 27, 2007·18 cites·9 claims
- 0477US7830637B2Hydrodynamic bearing device and disk rotation apparatusPANASONIC CORP·Filed 2009·Granted Nov 9, 2010·4 cites·14 claims
- 0572US7589934B2Hydrodynamic bearing device and disk rotating apparatusPANASONIC CORP·Filed 2008·Granted Sep 15, 2009·3 cites·9 claims
- 0670US7102851B2Hydrodynamic bearing and disk recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 5, 2006·11 cites·6 claims
- 0770US7011450B2Fluid dynamic bearing device and motor including the deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 14, 2006·11 cites·11 claims
- 0868US7492548B2Hydrodynamic bearing device and disk rotating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Feb 17, 2009·8 cites·8 claims
- 0966US7837390B2Hydrodynamic bearing, motor including the same, and recording and reproducing apparatusPANASONIC CORP·Filed 2007·Granted Nov 23, 2010·3 cites·10 claims
- 1063US7862238B2Hydrodynamic bearing rotary device and information apparatusPANASONIC CORP·Filed 2007·Granted Jan 4, 2011·2 cites·20 claims
- 1162US7237956B2Hydrodynamic bearing and disc rotation apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 3, 2007·8 cites·4 claims
- 1260US6933642B2Hydrodynamic gas bearingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 23, 2005·7 cites·5 claims
- 1355US7237955B2Hydrodynamic bearing and disc rotation apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 3, 2007·5 cites·4 claims
- 1450US7118353B2Fluid transport system and method thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 10, 2006·5 cites·9 claims
- 1550US6604858B2Hydro dynamic gas bearing and disk drive using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 12, 2003·3 cites·2 claims
- 1647US2009046961A1Thrust plate, hydrodynamic bearing device, spindle motor, and information apparatus equipped with same; and method for manufacturing thrust plateWAKITANI AKIHIKO·Filed 2008·Application pending·0 cites
- 1745US2014121525A1Ultrasound probePANASONIC CORP·Filed 2014·Application pending·0 cites
- 1840US2005169561A1Fluid bearing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →