Inventor
Tatsuaki Ishida
Inventor
Sakai, JP
Overview
Patents· 47 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer53%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
Y10TTechnical subjects covered by former us classification10%
B82YSpecific uses or applications of nanostructures8%
C23CCoating metallic material2%
B29CShaping or joining of plastics1%
G01RMeasuring electric variables1%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices1%
PatentTitleYear
7,095,575'Magnetic disk apparatus, method for determining data track pitch, and self-servo write method'20067,061,703'Master information carrier and method for manufacturing magnetic disc using the same'20067,057,834'Master information carrier and method for manufacturing magnetic disc using the same'20066,994,029'Magnetic transfer method and magnetic transfer device'20066,980,380'Master information carrier and method for manufacturing magnetic disk'20056,961,196'Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier'20056,914,735'Manufacturing method for magnetic recording medium, and master information carrier used therefor'20056,909,565'Magnetic transfer method and magnetic transfer apparatus'20056,898,032'Method and apparatus for magnetic printing'20056,858,329'Master disc and method for manufacturing magnetic disc using the same'20056,858,328'Master information support'20056,850,377'Master information carrier/magnetic recording medium defect inspection method'20056,821,869'Photomask, method of generating resist pattern, and method of fabricating master information carrier'20046,785,070'Magnetic transcription device'20046,781,777'Master information carrier and method for manufacturing information recording medium using the same'20046,714,367'Master information medium and method of master information recording'20046,665,133'Magnetic transfer method and magnetic transfer device'20036,646,820'Method for recording magnetic recording medium'20036,611,388'Master information magnetic recorder'20036,606,208'Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier'20036,606,209'Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier'20036,590,727'Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier'20036,587,290'Master information carrier, method for producing the carrier, and method apparatus for writing information into magnetic record medium using the carrier'20036,567,227'Master information carrier, method for producing the carrier, method and apparatus for writing information into magnetic record medium using the carrier'20036,529,341'Magnetic recording/reproduction device using preformat information'20036,466,385'Method and apparatus of forming a magnetic disk with a servo sector and a data sector on a spiral track'20026,347,016'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'20026,242,085'Magnetic recording medium and method for producing the same'20016,088,178'Magnetic recording and reproducing apparatus'20005,912,783'Magnetic recording and reproducing apparatus having ring-type magnetic head with metallic soft magnetic films of differing thicknesses'19995,901,012'Magnetic recording and reproduction apparatus ring-type magnetic head for recording signals to recording medium having oblique axis of easy magnetization'19995,691,008'Magnetic recording media fabrication method'19975,679,166'Magnetic recording media, magnetic recording media fabrication method, and fabrication equipment'19975,679,410'Continuous fabrication of thin film magnetic recording medium with vacuum deposition'19975,665,460'Magnetic recording medium'19975,569,523'Magnetic recording medium having a ferromagnetic thin film in which 70% to 90% of the total magnetic particles have residual magnetization vectors within .+-.10.degree. of the easy axis direction'19965,554,440'Magnetic recording medium and method for producing the same'19965,549,936'Manufacturing method of magnetic recording medium'19965,534,324'Magnetic recording medium and method for producing the same'19965,472,506'Method and apparatus for producing magnetic recording medium'19955,458,914'Method for producing magnetic recording medium'19955,433,999'Magnetic recording medium comprising specific backcoat layer'19955,427,869'Magnetic recording medium and method for producing the same'19955,418,059'Magnetic recording medium and method for producing the same'19955,298,282'Production of magnetic recording medium'19945,202,149'Method for making a magnetic recording medium'19935,087,476'Method of producing thin film'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (47)· patent assignee history
1992–2003Based in Sakai, JP· patent location history
1995–2005Based in Osaka, JP· patent location history
2002–2006Based in Otsu, JP· patent location history
2003–2006Based in Shiga, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 47 | 1992–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sakai, JP | 22 | 1992–2003 |
| Osaka, JP | 11 | 1995–2005 |
| Shiga, JP | 9 | 2003–2006 |
| Otsu, JP | 5 | 2002–2006 |