Matsuzawa; Takuji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Matsuzawa; Takuji.The latest application filed is for "magnetic disk device and filter coefficient setting method of the magnetic disk device".

Company Profile

2.16.13

Matsuzawa; Takuji - Kashiwa Chiba JP
Matsuzawa; Takuji - Chiba JP
Matsuzawa; Takuji - Kawasaki N/A JP
Matsuzawa; Takuji - Kashiwa JP
MATSUZAWA; Takuji - Kashiwa-shi JP
MATSUZAWA; Takuji - Kawasaki-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 Disk Device And Filter Coefficient Setting Method Of The Magnetic Disk Device App 20220084552 - Matsuzawa; Takuji	2022-03-17
Magnetic Disk Device App 20210280210 - Matsuzawa; Takuji	2021-09-09
Magnetic disk device Grant 11,094,341 - Matsuzawa August 17, 2	2021-08-17
Dual state actuators controlling for magnetic recording device Grant 10,930,311 - Matsuzawa February 23, 2	2021-02-23
Dual State Actuators Controlling For Magnetic Recording Device App 20200395043 - Matsuzawa; Takuji	2020-12-17
Magnetic disk device and method for suppressing disturbance component having harmonic Grant 10,497,385 - Matsuzawa , et al. De	2019-12-03
Position detecting device for detecting position in accordance with periodically arranged information, position control device, disk storage device, and position detecting method Grant 9,947,351 - Matsuzawa April 17, 2	2018-04-17
Disk apparatus, driver circuit, and control method Grant 9,824,707 - Kawabe , et al. November 21, 2	2017-11-21
Disc device, controlling device and method Grant 9,691,420 - Matsuzawa June 27, 2	2017-06-27
Disk Apparatus, Driver Circuit, And Control Method App 20170169844 - Kawabe; Takayuki ; et al.	2017-06-15
Disc Device, Controlling Device And Method App 20160064021 - Matsuzawa; Takuji	2016-03-03
Piezoelectric device drive method, piezoelectric device drive apparatus, and magnetic disk device Grant 8,934,190 - Matsuzawa January 13, 2	2015-01-13
Disk storage apparatus and method for servo controlling Grant 8,902,540 - Matsuzawa , et al. December 2, 2	2014-12-02
Magnetic disk apparatus and data recording method Grant 8,896,959 - Kashiwagi , et al. November 25, 2	2014-11-25
Disk storage apparatus and method for servo controlling Grant 8,896,952 - Kawabe , et al. November 25, 2	2014-11-25
Disk storage apparatus and servo control method Grant 8,804,274 - Matsuzawa August 12, 2	2014-08-12
Disk Storage Apparatus And Method For Servo Controlling App 20140153127 - KAWABE; Takayuki ; et al.	2014-06-05
Disk Storage Apparatus And Method For Servo Controlling App 20140153131 - MATSUZAWA; Takuji ; et al.	2014-06-05
Magnetic disk drive having dual-stage actuator and head position estimation method for the same Grant 8,717,703 - Matsuzawa , et al. May 6, 2	2014-05-06
Magnetic Disk Drive Having Dual-stage Actuator And Head Position Estimation Method For The Same App 20130258520 - MATSUZAWA; Takuji ; et al.	2013-10-03
Piezoeletric Device Drive Method, Piezoelectric Device Drive Apparatus, And Magnetic Disk Device App 20130188277 - MATSUZAWA; Takuji	2013-07-25
Magnetic disk drive having microactuator Grant 8,363,350 - Matsuzawa January 29, 2	2013-01-29
Magnetic Disk Drive Having Microactuator App 20120243119 - Matsuzawa; Takuji	2012-09-27
Design Of Feedforward Controller For Controlling Position Of Magnetic Head In Magnetic Disk Drive App 20090122438 - Matsuzawa; Takuji ; et al.	2009-05-14

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