Ishida; Tatsuaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishida; Tatsuaki.The latest application filed is for "master information carrier and method of manufacturing the same, method of recording master information signal on magnetic recording medium, method of manufacturing the magnetic recording medium, and magnetic recording and reproducing apparatus".

Company Profile

0.27.21

Ishida; Tatsuaki - Shiga JP
Ishida; Tatsuaki - Otsu JP
Ishida; Tatsuaki - Osaka JP
Ishida, Tatsuaki - Otsu-shi JP
Ishida; Tatsuaki - Sakai 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 apparatus, method for determining data track pitch, and self-servo write method Grant 7,095,575 - Miyata , et al. August 22, 2	2006-08-22
Master information carrier and method for manufacturing magnetic disc using the same Grant 7,061,703 - Ishida , et al. June 13, 2	2006-06-13
Master information carrier and method for manufacturing magnetic disc using the same Grant 7,057,834 - Ishida , et al. June 6, 2	2006-06-06
Magnetic transfer method and magnetic transfer device Grant 6,994,029 - Hashi , et al. February 7, 2	2006-02-07
Master information carrier and method for manufacturing magnetic disk Grant 6,980,380 - Miyata , et al. December 27, 2	2005-12-27
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier Grant 6,961,196 - Ishida , et al. November 1, 2	2005-11-01
Manufacturing method for magnetic recording medium, and master information carrier used therefor Grant 6,914,735 - Hamada , et al. July 5, 2	2005-07-05
Magnetic transfer method and magnetic transfer apparatus Grant 6,909,565 - Hashi , et al. June 21, 2	2005-06-21
Master information carrier and method of manufacturing the same, method of recording master information signal on magnetic recording medium, method of manufacturing the magnetic recording medium, and magnetic recording and reproducing apparatus App 20050111123 - Sakaguchi, Masaya ; et al.	2005-05-26
Method and apparatus for magnetic printing Grant 6,898,032 - Hashi , et al. May 24, 2	2005-05-24
Magnetic disk apparatus, method for determining data track pitch, and self-servo write method App 20050052767 - Miyata, Keizo ; et al.	2005-03-10
Master information support Grant 6,858,328 - Ishida , et al. February 22, 2	2005-02-22
Master disc and method for manufacturing magnetic disc using the same Grant 6,858,329 - Hamada , et al. February 22, 2	2005-02-22
Master information carrier/magnetic recording medium defect inspection method Grant 6,850,377 - Hashi , et al. February 1, 2	2005-02-01
Master information carrier and method for manufacturing magnetic disc using the same App 20040257687 - Ishida, Tatsuaki ; et al.	2004-12-23
Photomask, method of generating resist pattern, and method of fabricating master information carrier Grant 6,821,869 - Yanagi , et al. November 23, 2	2004-11-23
Magnetic transcription device Grant 6,785,070 - Taniguchi , et al. August 31, 2	2004-08-31
Master information carrier and method for manufacturing information recording medium using the same Grant 6,781,777 - Miyata , et al. August 24, 2	2004-08-24
Magnetic transfer method and magnetic transfer apparatus App 20040109252 - Hashi, Hideyuki ; et al.	2004-06-10
Magnetic transfer method and magnetic transfer apparatus App 20040100710 - Hashi, Hideyuki ; et al.	2004-05-27
Master information medium and method of master information recording Grant 6,714,367 - Ishida , et al. March 30, 2	2004-03-30
Magnetic transfer method and magnetic transfer device App 20040040458 - Hashi, Hideyuki ; et al.	2004-03-04
Magnetic transfer method and magnetic transfer device Grant 6,665,133 - Hashi , et al. December 16, 2	2003-12-16
Method for recording magnetic recording medium Grant 6,646,820 - Ishida , et al. November 11, 2	2003-11-11
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier App 20030184896 - Ishida, Tatsuaki ; et al.	2003-10-02
Master information magnetic recorder Grant 6,611,388 - Miyata , et al. August 26, 2	2003-08-26
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier Grant 6,606,208 - Ishida , et al. August 12, 2	2003-08-12
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier Grant 6,606,209 - Ishida , et al. August 12, 2	2003-08-12
Master information carrier and method for manufacturing magnetic disk App 20030123170 - Miyata, Keizo ; et al.	2003-07-03
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier Grant 6,567,227 - Ishida , et al. May 20, 2	2003-05-20
Manufacturing method for magnetic recording medium, and master information carrier used therefor App 20030068462 - Hamada, Taizou ; et al.	2003-04-10
Magnetic recording/reproduction device using preformat information Grant 6,529,341 - Ishida , et al. March 4, 2	2003-03-04
Method and apparatus for magnetic printing App 20030011913 - Hashi, Hideyuki ; et al.	2003-01-16
Photomask, method of generating resist pattern, and method of fabricating master information carrier App 20020168839 - Yanagi, Terumi ; et al.	2002-11-14
Master information carrier/magnetic recording medium defect inspection method App 20020159174 - Hashi, Hideyuki ; et al.	2002-10-31
Master information carrier and production method for magnetic recording medium using this App 20020159173 - Ishida, Tatsuaki ; et al.	2002-10-31
Master disc and method for manufacturing magnetic disc using the same App 20020150794 - Hamada, Taizou ; et al.	2002-10-17
Method and apparatus of forming a magnetic disk with a servo sector and a data sector on a spiral track Grant 6,466,385 - Umeda , et al. October 15, 2	2002-10-15
Master information carrier, process for producing the carrier, and method and apparatus for recording master information signal on magnetic recording medium by using the carrier App 20020101669 - Ishida, Tatsuaki ; et al.	2002-08-01
Master information carrier, process for producing the carrier, and method and apparatus for recording master infromation signal on magnetic recording medium by using the carrier App 20020101670 - Ishida, Tatsuaki ; et al.	2002-08-01
Master information carrier, processfor producing the carrier, and method apparatus for recording master information signal on magnetic recording medium by using the carrier App 20020089769 - Ishida, Tatsuaki ; et al.	2002-07-11
Master information carrier, process for producing the carrier, and method and apparatus for recording master information signal on magnetic recording medium by using the carrier App 20020089768 - Ishida, Tatsuaki ; et al.	2002-07-11
Magnetic transcription device App 20020080507 - Taniguchi, Kouji ; et al.	2002-06-27
Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier App 20020075583 - Ishida, Tatsuaki ; et al.	2002-06-20
Master information carrier and method for manufacturing information recording medium using the same App 20020048106 - Miyata, Keizo ; et al.	2002-04-25
Master information carrier, process for producing the carrier, and method and apparatus for recording master information signal on magnetic recording medium by using the carrier Grant 6,347,016 - Ishida , et al. February 12, 2	2002-02-12
Magnetic recording and reproducing apparatus Grant 6,088,178 - Ishida , et al. July 11, 2	2000-07-11
Method of producing thin film Grant 5,087,476 - Tohma , et al. February 11, 1	1992-02-11

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