Kitawaki; Kotaro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kitawaki; Kotaro.The latest application filed is for "aluminum-alloy material".

Company Profile

15.14.27

Kitawaki; Kotaro - Tokyo JP
KITAWAKI; Kotaro - Aichi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Aluminum alloy substrate for magnetic disk, method for producing the same, and magnetic disk using aluminum alloy substrate for magnetic disk Grant 11,423,937 - Kitawaki , et al. August 23, 2	2022-08-23
Aluminium alloy substrate for magnetic disk, method for fabricating the same, and magnetic disk composed of aluminium alloy substrate for magnetic disk Grant 11,404,082 - Kitawaki , et al. August 2, 2	2022-08-02
Aluminum alloy sheet for magnetic disk and production method therefor, and magnetic disk using said aluminum alloy sheet for magnetic disk Grant 11,361,791 - Kitawaki , et al. June 14, 2	2022-06-14
Aluminum-alloy Material App 20220170142 - KUROSAKI; Tomohito ; et al.	2022-06-02
Aluminum alloy sheet for magnetic disk and production method therefor, and magnetic disk using said aluminum alloy sheet for magnetic disk Grant 11,341,995 - Kitawaki , et al. May 24, 2	2022-05-24
Aluminum 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 disk Grant 11,335,367 - Imakawa , et al. May 17, 2	2022-05-17
Magnetic disk substrate, method for manufacturing same and magnetic disk Grant 11,270,730 - Murata , et al. March 8, 2	2022-03-08
Aluminum alloy substrate for magnetic disks, method for producing same, and magnetic disk using this aluminum alloy substrate for magnetic disks Grant 11,208,710 - Kitawaki , et al. December 28, 2	2021-12-28
Magnetic disc, aluminum alloy substrate for magnetic disc, and production method for aluminum alloy substrate Grant 11,211,088 - Murata , et al. December 28, 2	2021-12-28
Aluminum 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 Same App 20210358520 - MURATA; Takuya ; et al.	2021-11-18
Aluminum Alloy Sheet For Magnetic Disk And Production Method Therefor, And Magnetic Disk Using Said Aluminum Alloy Sheet For Magnetic Disk App 20210319806 - KITAWAKI; Kotaro ; et al.	2021-10-14
Aluminum Alloy Sheet For Magnetic Disk And Production Method Therefor, And Magnetic Disk Using Said Aluminum Alloy Sheet For Magnetic Disk App 20210264944 - KITAWAKI; Kotaro ; et al.	2021-08-26
Aluminium Alloy Substrate For Magnetic Disk, Method For Fabricating The Same, And Magnetic Disk Composed Of Aluminium Alloy Substrate For Magnetic Disk App 20210201946 - KITAWAKI; Kotaro ; et al.	2021-07-01
Aluminum-alloy substrate for magnetic disk, method for manufacturing same and magnetic disk employing said aluminum-alloy substrate for magnetic disk Grant 11,037,594 - Kitawaki , et al. June 15, 2	2021-06-15
Aluminum Alloy Substrate For Magnetic Disks, Method For Producing Same, And Magnetic Disk Using Said Aluminum Alloy Substrate For Magnetic Disks App 20210151077 - KITAWAKI; Kotaro ; et al.	2021-05-20
Aluminum 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 Disk App 20210082465 - IMAKAWA; Kimie ; et al.	2021-03-18
Aluminum Alloy Substrate For Magnetic Disk, Method For Producing The Same, And Magnetic Disk Using Aluminum Alloy Substrate For Magnetic Disk App 20210065742 - KITAWAKI; Kotaro ; et al.	2021-03-04
Magnetic Disk Substrate, Method For Manufacturing Same And Magnetic Disk App 20210050034 - MURATA; Takuya ; et al.	2021-02-18
Peeling Apparatus For Aluminum Plate Material And Method For Peeling Aluminum Plate Material App 20210008864 - NAKAMURA; Toshihiro ; et al.	2021-01-14
Magnetic Disc, Aluminum Alloy Substrate For Magnetic Disc, And Production Method For Aluminum Alloy Substrate App 20210012801 - MURATA; Takuya ; et al.	2021-01-14
Aluminum Alloy Substrate For Magnetic Disks, Method For Producing Same, And Magnetic Disk Using This Aluminum Alloy Substrate For Magnetic Disks App 20200377984 - KITAWAKI; Kotaro ; et al.	2020-12-03
Aluminum-alloy Substrate For Magnetic Disk, Method For Manufacturing Same And Magnetic Disk Employing Said Aluminum-alloy Substrate For Magnetic Disk App 20200381015 - KITAWAKI; Kotaro ; et al.	2020-12-03
Aluminum Alloy Substrate For Magnetic Disks, Method For Producing Same, And Magnetic Disk Which Uses Said Aluminum Alloy Substrate For Magnetic Disks App 20200365180 - KITAWAKI; Kotaro ; et al.	2020-11-19
Aluminum alloy magnetic disk substrate and method for producing same Grant 10,767,247 - Murata , et al. Sep	2020-09-08
Aluminum alloy substrate for magnetic discs and manufacturing method therefor, as well as magnetic disc using said aluminum alloy substrate for magnetic discs Grant 10,755,738 - Kitawaki , et al. A	2020-08-25
Aluminum Alloy Magnetic Disk Substrate And Method For Producing Same App 20190390304 - MURATA; Takuya ; et al.	2019-12-26
Aluminum Alloy Substrate For Magnetic Disc And Method Of Manufacture Therefor App 20190284668 - MURATA; Takuya ; et al.	2019-09-19
Heat exchanger, and fin material for said heat exchanger Grant 10,408,550 - Murase , et al. Sept	2019-09-10
Aluminum Alloy Plate For Magnetic Disc Substrate, Method For Producing The Same, And Magnetic Disc App 20190172487 - KITAWAKI; Kotaro ; et al.	2019-06-06
Substrate For A Magnetic Disk App 20190066724 - NAKAMURA; Toshihiro ; et al.	2019-02-28
Magnetic Disc Aluminum Alloy Substrate And Manufacturing Method Therefor App 20180221928 - Kitawaki; Kotaro ; et al.	2018-08-09
Aluminum Alloy Substrate For Magnetic Discs And Manufacturing Method Therefor, As Well As Magnetic Disc Using Said Aluminum Alloy Substrate For Magnetic Discs App 20180190316 - KITAWAKI; Kotaro ; et al.	2018-07-05
Aluminum Alloy Substrate For Magnetic Disk App 20170327930 - Kitawaki; Kotaro ; et al.	2017-11-16
Manufacturing method of heat exchanger, and heat exchanger manufactured by such manufacturing method Grant 9,789,564 - Yanagida , et al. October 17, 2	2017-10-17
Aluminum alloy plate for magnetic disc substrate, method for manufacturing same, and method for manufacturing magnetic disc Grant 9,613,648 - Kitawaki , et al. April 4, 2	2017-04-04
Aluminum Alloy Plate For Magnetic Disc Substrate, Method For Manufacturing Same, And Method For Manufacturing Magnetic Disc App 20160351224 - KITAWAKI; Kotaro ; et al.	2016-12-01
Heat Exchanger, And Fin Material For Said Heat Exchanger App 20160116234 - MURASE; Takashi ; et al.	2016-04-28
Bonded Body Of Aluminum Alloy And Copper Alloy, And Bonding Method For Same App 20140308541 - Kitawaki; Kotaro ; et al.	2014-10-16
Manufacturing Method Of Heat Exchanger, And Heat Exchanger Manufactured By Such Manufacturing Method App 20130199763 - YANAGIDA; Akira ; et al.	2013-08-08
Aluminum alloy sheet for lithographic printing plate, and manufacturing method thereof App 20120134875 - Namba; Yusuke ; et al.	2012-05-31

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