Inventor · disambiguated record
Kotaro Kitawaki
Also filed as: KITAWAKI KOTARO
22 granted patents·15 pending applications·26 citations·filing 2011–2024
90Inventor score
Top patents by PatentIndex Score
37 records- 0192US11404082B2Aluminium alloy substrate for magnetic disk, method for fabricating the same, and magnetic disk composed of aluminium alloy substrate for magnetic diskUACJ CORP·Filed 2019·Granted Aug 2, 2022·2 cites·6 claims
- 0292US10767247B2Aluminum alloy magnetic disk substrate and method for producing sameUACJ CORP·Filed 2018·Granted Sep 8, 2020·6 cites·7 claims
- 0391US11211088B2Magnetic disc, aluminum alloy substrate for magnetic disc, and production method for aluminum alloy substrateUACJ CORP·Filed 2018·Granted Dec 28, 2021·2 cites·6 claims
- 0491US9613648B2Aluminum alloy plate for magnetic disc substrate, method for manufacturing same, and method for manufacturing magnetic discUACJ CORP·Filed 2015·Granted Apr 4, 2017·13 cites·3 claims
- 0569US2024417837A1Method for producing aluminum alloy raw material, method for producing aluminum alloy ingot, method for producing aluminum alloy plate, method for producing aluminum alloy substrate for plating, method for producing aluminum alloy substrate for magnetic disk, method for producing magnetic disk, and magnetic diskUACJ CORP·Filed 2024·Application pending·0 cites
- 0667US11482251B2Aluminum alloy substrate for magnetic disk and method for manufacturing same, aluminum alloy base disk for magnetic disk and method for manufacturing same, and magnetic disk and method for manufacturing the sameUACJ CORP·Filed 2019·Granted Oct 25, 2022·0 cites·9 claims
- 0766US10755738B2Aluminum alloy substrate for magnetic discs and manufacturing method therefor, as well as magnetic disc using said aluminum alloy substrate for magnetic discsUACJ CORP·Filed 2016·Granted Aug 25, 2020·2 cites·7 claims
- 0866US10408550B2Heat exchanger, and fin material for said heat exchangerUACJ CORP·Filed 2014·Granted Sep 10, 2019·1 cites·10 claims
- 0964US2024018633A1Aluminum alloy disc blank for magnetic disc and magnetic discUACJ CORP·Filed 2023·Application pending·0 cites
- 1063US12033665B2Thin substrate built-in hard disk drive and base plate member for thin substrate built-in hard disk driveUACJ CORP·Filed 2023·Granted Jul 9, 2024·0 cites·4 claims
- 1163US11341995B2Aluminum alloy sheet for magnetic disk and production method therefor, and magnetic disk using said aluminum alloy sheet for magnetic diskUACJ CORP·Filed 2019·Granted May 24, 2022·0 cites·8 claims
- 1261US12087342B2Aluminum alloy disc blank for magnetic disc and magnetic discUACJ CORP·Filed 2023·Granted Sep 10, 2024·0 cites·8 claims
- 1361US11037594B2Aluminum-alloy substrate for magnetic disk, method for manufacturing same and magnetic disk employing said aluminum-alloy substrate for magnetic diskUACJ CORP·Filed 2019·Granted Jun 15, 2021·0 cites·7 claims
- 1460US12243570B2Aluminum alloy substrate for magnetic disc and magnetic discUACJ CORP·Filed 2023·Granted Mar 4, 2025·0 cites·7 claims
- 1558US11361791B2Aluminum alloy sheet for magnetic disk and production method therefor, and magnetic disk using said aluminum alloy sheet for magnetic diskUACJ CORP·Filed 2019·Granted Jun 14, 2022·0 cites·6 claims
- 1657US11208710B2Aluminum alloy substrate for magnetic disks, method for producing same, and magnetic disk using this aluminum alloy substrate for magnetic disksUACJ CORP·Filed 2018·Granted Dec 28, 2021·0 cites·17 claims
- 1756US11935559B2Magnetic disk deviceUACJ CORP·Filed 2021·Granted Mar 19, 2024·0 cites·8 claims
- 1855US2023111915A1Aluminum alloy substrate for magnetic disks, and magnetic disk using said aluminum alloy substrate for magnetic disksUACJ CORP·Filed 2021·Application pending·0 cites
- 1955US2023120845A1Aluminum alloy substrate for magnetic disk, and magnetic disk using sameUACJ CORP·Filed 2021·Application pending·0 cites
- 2054US2019172487A1Aluminum alloy plate for magnetic disc substrate, method for producing the same, and magnetic discUACJ CORP·Filed 2019·Application pending·0 cites
- 2154US2021008864A1Peeling apparatus for aluminum plate material and method for peeling aluminum plate materialFURUKAWA ELECTRIC CO LTD·Filed 2020·Application pending·0 cites
- 2249US2019066724A1Substrate for a magnetic diskUACJ CORP·Filed 2018·Application pending·0 cites
- 2349US2022170142A1Aluminum-alloy materialUACJ CORP·Filed 2020·Application pending·0 cites
- 2448US9789564B2Manufacturing method of heat exchanger, and heat exchanger manufactured by such manufacturing methodDENSO CORP·Filed 2012·Granted Oct 17, 2017·0 cites·10 claims
- 2547US12205616B2Impact resistant magnetic disk device and method for manufacturing impact resistant magnetic disk deviceUACJ CORP·Filed 2022·Granted Jan 21, 2025·0 cites·13 claims
- 2647US11721361B2Aluminum alloy substrate for magnetic disks, method for producing same, and magnetic disk using said aluminum alloy substrate for magnetic disksUACJ CORP·Filed 2018·Granted Aug 8, 2023·0 cites·14 claims
- 2746US12394440B2Magnetic disk device and method for manufacturing magnetic disk deviceUACJ CORP·Filed 2022·Granted Aug 19, 2025·0 cites·11 claims
- 2845US11423937B2Aluminum alloy substrate for magnetic disk, method for producing the same, and magnetic disk using aluminum alloy substrate for magnetic diskUACJ CORP·Filed 2018·Granted Aug 23, 2022·0 cites·14 claims
- 2945US2014308541A1Bonded body of aluminum alloy and copper alloy, and bonding method for sameUACJ CORP·Filed 2012·Application pending·0 cites
- 3044US2018221928A1Magnetic disc aluminum alloy substrate and manufacturing method thereforUACJ CORP·Filed 2016·Application pending·0 cites
- 3143US11270730B2Magnetic disk substrate, method for manufacturing same and magnetic diskUACJ CORP·Filed 2018·Granted Mar 8, 2022·0 cites·9 claims
- 3243US2024355357A1Magnetic disk substrate and magnetic disk using the sameFURUKAWA ELECTRIC CO LTD·Filed 2024·Application pending·0 cites
- 3341US2017327930A1Aluminum alloy substrate for magnetic diskUACJ CORP·Filed 2015·Application pending·0 cites
- 3439US2020365180A1Aluminum alloy substrate for magnetic disks, method for producing same, and magnetic disk which uses said aluminum alloy substrate for magnetic disksUACJ CORP·Filed 2018·Application pending·0 cites
- 3537US2019284668A1Aluminum alloy substrate for magnetic disc and method of manufacture thereforUACJ CORP·Filed 2017·Application pending·0 cites
- 3636US11335367B2Aluminum alloy substrate for magnetic disk, disk drive device, method for manufacturing aluminum alloy substrate for magnetic disk, and method for measuring aluminum alloy substrate for magnetic diskFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted May 17, 2022·0 cites·8 claims
- 3735US2012134875A1Aluminum alloy sheet for lithographic printing plate, and manufacturing method thereofNAMBA YUSUKE·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →