LexDanaLexDanabeta
Inventor

Takuya Tsukagoshi

Inventor
Sagamihara, JP

Overview

49→
Patents
1999–2013
Patent span
Physics
Primary field (CPC G)

Patents· 49 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 transducer40%
G03HHolographic processes or apparatus28%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B82YSpecific uses or applications of nanostructures4%
G02BOptical elements, systems or apparatus4%
G11CStatic stores4%
Y10TTechnical subjects covered by former us classification4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices3%
C23CCoating metallic material2%
G06KGraphical data reading2%
PatentTitleYear
8,424,111'Near-field optical microscope, near-field optical probe, and sample observation method'20138,354,204'Hologram recording material and hologram recording medium'20138,343,691'Hologram recording material and hologram recording medium'20137,916,369'Holographic recording and reproducing apparatus'20117,876,664'Optical recording medium'20117,872,787'Holographic multiplex recording method, holographic recording apparatus and holographic recording medium employing the method using interference fringes'20117,869,106'Holographic recording method, holographic recording apparatus, holographic recording and reproducing method, holographic recording and reproducing apparatus, and holographic recording medium'20117,826,333'Optical recording medium'20107,796,312'Holographic recording method and holographic recording apparatus'20107,760,407'Multilayer holographic recording medium and manufacturing method of the same, multilayer holographic recording and reproducing method, multilayer holographic memory reproducing apparatus, and multilayer holographic recording and reproducing apparatus'20107,757,095'Personal identification method, personal identification system, and optical information recording medium'20107,715,072'Hologram retrieval method and holographic recording and reproducing apparatus'20107,688,698'Holographic recording method and apparatus'20107,678,506'Holographic recording medium and method for manufacturing the same'20107,675,838'Optical recording medium'20107,672,210'Holographic recording medium, method for recording and reproducing the same, and reproducing apparatus'20107,643,229'Optical system'20107,639,593'Multi-layer optical recording medium and method for evaluating optical recording system'20097,589,876'Holographic memory reproduction method and apparatus'20097,583,422'Holographic recording medium and holographic recording and reproducing method'20097,554,706'Holographic recording method, apparatus therefor, and holographic recording and reproducing apparatus'20097,545,546'Holographic recording medium and method for manufacturing the same'20097,545,723'Holographic recording medium, method for manufacturing the same, and holographic recording-reproducing system'20097,542,185'Holographic recording medium, holographic record erasing method, and holographic recording and reproducing apparatus'20097,532,373'Holographic recording method, holographic recording apparatus, holographic memory reproducing method, holographic memory reproducing apparatus, holographic recording and reproducing apparatus, and holographic recording medium'20097,525,894'Apparatus and method for recording and reproducing optical information'20097,518,972'Holographic multiplex recording method'20097,483,191'Holographic recording method, holographic memory reproduction method, holographic recording apparatus, and holographic memory reproduction apparatus'20097,446,916'Holographic recording and reproduction apparatus, and method with temperature adjustment device for semiconductor laser'20087,411,736'Image detection method and image detecting apparatus'20087,385,741'Holographic recording system and optical chopper'20087,372,602'Method for recording and reproducing holographic data and an apparatus therefor'20087,362,687'Method and device for holographic recording'20087,313,072'Method for recording and reproducing holographic data and holographic recording medium'20077,304,774'Holographic recording medium'20077,274,497'Holographic recording medium, method for adding address information to same, and method of addressing'20077,206,108'Method for recording and reproducing holographic data and holographic recording medium'20076,987,592'Spatial light modulator and holographic recording/reproducing apparatus'20066,961,161'Holographic recording and reproducing apparatus'20056,822,937'Optical information medium'20046,603,733'Optical information medium'20036,590,856'Optical information medium'20036,576,319'Optical information medium and making method'20036,540,397'Optical information storage medium'20036,449,240'System, method and information medium for storing and reading information as a difference in a surface potential or a surface charge density'20026,333,913'Optical recording medium and optical recording method'20016,195,326'Phase-change type medium for use in high density recording'20016,103,330'Optical recording medium and fabrication method therefor'20005,981,014'Optical recording medium and method for preparing the same'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2013Patents assigned to TDK CORP (46)· patent assignee history
1999–2000Based in Nagano, JP· patent location history
2001–2011Based in Tokyo, JP· patent location history
2003Based in Chuo-ku, JP· patent location history
2007–2013Based in Sagamihara, JP· patent location history
2008–2013Patents assigned to OLYMPUS CORP (3)· patent assignee history
2013Patents assigned to TSUKAGOSHI TAKUYA (3)· patent assignee history
2013Patents assigned to MIURA HIDEAKI (2)· patent assignee history
2013Patents assigned to MIZUSHIMA TETSURO (2)· patent assignee history
2013Based in Hachioji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TDK CORP461999–2013
OLYMPUS CORP32008–2013
TSUKAGOSHI TAKUYAself32013
MIURA HIDEAKI22013
MIZUSHIMA TETSURO22013
Locations
LocationPatentsSpan
Sagamihara, JP292007–2013
Tokyo, JP122001–2011
Chuo-ku, JP32003
Nagano, JP21999–2000
Hachioji, JP12013