NIWA; Kazuya

Patent Applications and Registrations

Patent applications and USPTO patent grants for NIWA; Kazuya.The latest application filed is for "magnetic recording medium, magnetic recording and reproducing apparatus, and method of manufacturing magnetic recording medium".

Company Profile

17.25.30

NIWA; Kazuya - Chiba JP
NIWA; Kazuya - Nagoya-shi Aichi
Niwa; Kazuya - Ichihara JP
NIWA; Kazuya - Ichihara-shi 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
Magnetic Recording Medium, Magnetic Recording And Reproducing Apparatus, And Method Of Manufacturing Magnetic Recording Medium App 20220246176 - AONO; Yoshitaka ; et al.	2022-08-04
Magnetic recording medium, sputtering target, sputtering target manufacturing method, and magnetic storage apparatus Grant 11,244,700 - Murofushi , et al. February 8, 2	2022-02-08
Mask Device, Mask And Exhalation Detection Method App 20210370001 - WAKABAYASHI; Keisuke ; et al.	2021-12-02
Heat-assisted magnetic recording medium and magnetic storage apparatus Grant 11,037,591 - Zhang , et al. June 15, 2	2021-06-15
High density magnetic recording medium for heat-assisted magnetic storage apparatus Grant 11,024,334 - Fukushima , et al. June 1, 2	2021-06-01
Magnetic recording medium and magnetic storage apparatus Grant 10,978,103 - Fukushima , et al. April 13, 2	2021-04-13
Magnetic Recording Medium And Magnetic Read/write Apparatus App 20200357436 - XU; Chen ; et al.	2020-11-12
Magnetic Recording Medium And Magnetic Storage Apparatus App 20200327905 - FUKUSHIMA; Takayuki ; et al.	2020-10-15
Assisted magnetic recording medium and magnetic storage apparatus Grant 10,685,674 - Fukushima , et al.	2020-06-16
Heat-assisted magnetic recording medium and magnetic storage apparatus Grant 10,643,649 - Saito , et al.	2020-05-05
Heat-assisted magnetic recording medium and magnetic storage apparatus Grant 10,614,849 - Fukushima , et al.	2020-04-07
Heat-assisted Magnetic Recording Medium And Magnetic Storage Apparatus App 20200075053 - FUKUSHIMA; Takayuki ; et al.	2020-03-05
Heat-assisted magnetic recording medium and magnetic storage apparatus Grant 10,553,242 - Zhang , et al. Fe	2020-02-04
Heat-assisted Magnetic Recording Medium And Magnetic Storage Apparatus App 20200005823 - SAITO; Shin ; et al.	2020-01-02
Heat-assisted Magnetic Recording Medium And Magnetic Storage Apparatus App 20200005821 - ZHANG; Lei ; et al.	2020-01-02
Assisted Magnetic Recording Medium And Magnetic Storage Apparatus App 20190392863 - FUKUSHIMA; Takayuki ; et al.	2019-12-26
Heat-assisted Magnetic Recording Medium And Magnetic Storage Apparatus App 20190392860 - ZHANG; Lei ; et al.	2019-12-26
Magnetic Recording Medium And Magnetic Storage Apparatus App 20190355387 - FUKUSHIMA; Takayuki ; et al.	2019-11-21
Assisted magnetic recording medium including a pinning layer and magnetic storage device Grant 10,360,936 - Niwa , et al.	2019-07-23
Magnetic Recording Medium, Sputtering Target, Sputtering Target Manufacturing Method, And Magnetic Storage Apparatus App 20190180782 - MUROFUSHI; Katsumi ; et al.	2019-06-13
Magnetic recording medium and magnetic storage apparatus Grant 10,283,154 - Hinata , et al.	2019-05-07
Magnetic Recording Medium And Magnetic Storage Apparatus App 20180358041 - HINATA; Shintaro ; et al.	2018-12-13
Magnetic storage apparatus including a magnetic recording medium having a barrier layer between two heat sink layers Grant 10,127,939 - Niwa , et al. November 13, 2	2018-11-13
Assisted Magnetic Recording Medium And Magnetic Storage Device App 20180261245 - NIWA; Kazuya ; et al.	2018-09-13
Magnetic Recording Medium And Magnetic Storage Apparatus App 20180240487 - NIWA; Kazuya ; et al.	2018-08-23
Magnetic Recording Medium And Magnetic Storage Apparatus App 20180182421 - FUKUSHIMA; Takayuki ; et al.	2018-06-28
Magnetic Recording Medium And Magnetic Storage Apparatus App 20180182423 - ZHANG; Lei ; et al.	2018-06-28
Magnetic recording medium and magnetic memory device including magnetic layers having granular structure of magnetic grains and grain boundary portion Grant 10,008,220 - Fukushima , et al. June 26, 2	2018-06-26
Magnetic recording medium and magnetic storage apparatus Grant 9,934,810 - Zhang , et al. April 3, 2	2018-04-03
Magnetic Recording Medium And Magnetic Memory Device App 20170365279 - FUKUSHIMA; Takayuki ; et al.	2017-12-21
Magnetic recording medium having L1.sub.0 magnetic layer and plurality of underlayers, and magnetic storage apparatus Grant 9,384,772 - Zhang , et al. July 5, 2	2016-07-05
Magnetic recording medium and magnetic recording and reproducing apparatus Grant 9,361,924 - Niwa , et al. June 7, 2	2016-06-07
Magnetic recording medium and magnetic storage apparatus Grant 9,251,834 - Zhang , et al. February 2, 2	2016-02-02
Magnetic recording medium and magnetic storage apparatus Grant 9,245,567 - Kanbe , et al. January 26, 2	2016-01-26
Magnetic recording medium and magnetic storage apparatus Grant 9,230,588 - Zhang , et al. January 5, 2	2016-01-05
Magnetic Recording Medium And Magnetic Storage Apparatus App 20150117166 - ZHANG; Lei ; et al.	2015-04-30
Thermally assisted magnetic recording medium and magnetic recording and reproducing apparatus Grant 9,007,880 - Kanbe , et al. April 14, 2	2015-04-14
Magnetic Recording Medium And Magnetic Recording And Reproducing Apparatus App 20150085628 - Niwa; Kazuya ; et al.	2015-03-26
Magnetic recording medium and magnetic storage apparatus Grant 8,988,828 - Kanbe , et al. March 24, 2	2015-03-24
Thermally Assisted Magnetic Recording Medium And Magnetic Recording And Reproducing Apparatus App 20150049594 - Kanbe; Tetsuya ; et al.	2015-02-19
Magnetic Recording Medium And Magnetic Storage Apparatus App 20150036242 - ZHANG; Lei ; et al.	2015-02-05
Magnetic Recording Medium And Magnetic Storage Apparatus App 20150029830 - ZHANG; Lei ; et al.	2015-01-29
Magnetic Recording Medium And Magnetic Storage Apparatus App 20150009786 - KANBE; Tetsuya ; et al.	2015-01-08
Magnetic Recording Medium And Magnetic Storage Apparatus App 20140376127 - KANBE; Tetsuya ; et al.	2014-12-25
Magnetic Recording Medium And Magnetic Storage Apparatus App 20140308542 - ZHANG; Lei ; et al.	2014-10-16
Magnetic recording medium having multiple under layers for heat-assisted magnetic recording apparatus Grant 8,792,313 - Niwa , et al. July 29, 2	2014-07-29
Magnetic Recording Medium And Magnetic Recording And Reproducing Apparatus App 20140064047 - NIWA; Kazuya ; et al.	2014-03-06
Heat-assisted magnetic recording medium and magnetic storage device Grant 8,542,569 - Kanbe , et al. September 24, 2	2013-09-24
Abrasive tape, method for producing abrasive tape, and varnishing process Grant 8,512,100 - Sakaguchi , et al. August 20, 2	2013-08-20
Magnetic Recording Medium And Magnetic Recording And Reproducing Apparatus App 20130208578 - KANBE; Tetsuya ; et al.	2013-08-15
Heat-assisted Magnetic Recording Medium And Magnetic Storage Device App 20120207003 - Kanbe; Tetsuya ; et al.	2012-08-16
Burnishing tape and method of manufacturing the same, and method of burnishing magnetic disk App 20100003901 - SAKAGUCHI; Ryuji ; et al.	2010-01-07
Abrasive Tape, Method For Producing Abrasive Tape, And Varnishing Process App 20100003900 - Sakaguchi; Ryuji ; et al.	2010-01-07

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