Patent Ranking in Japan - Applicant details - Japanese version

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Nippon Telegraph and Telephone Corporation

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　■　2019 Application Ranking      20th 　publications: 1624 （変わらず2018: 20th  1487）

　■　2019 Acquisition Ranking      12th 　registrations: 1384 （上昇2018: 13th  1309）

（update：Sep 24, 2020）

2011  2012  2013  2014  2015  2016  2017  2018  2020 

Publication numberTitle of the InventionPublic. dateRemarks
2018-142874 Data distribution system, data distribution method, marker, filter and program Dec 26, 2019
2018-159856 Haptic presentation Dec 26, 2019
2018-163645 Interactive method, interactive system, interactive device, and program Dec 26, 2019
2019-31447 Optical transmitter, optical receiver and communication system Dec 26, 2019
A 2019-216660 Method for controlling linker layer in lipid bilayer membrane substrate, lipid bilayer membrane substrate and method for producing the same Dec 26, 2019
A 2019-217067 Component concentration measuring device Dec 26, 2019
A 2019-218221 Two-dimensional material device and manufacturing method thereof Dec 26, 2019
A 2019-218619 Erbium-doped bismuth oxide film and method for manufacturing the same Dec 26, 2019
A 2019-219188 Positioning method and terminal Dec 26, 2019
A 2019-219298 Optical frequency multiplexing type coherent OTDR, test method, signal processing device, and program Dec 26, 2019
A 2019-219453 Alignment optical circuit and optical alignment method Dec 26, 2019
A 2019-219457 Filling resin and optical waveguide circuit filled with filling resin Dec 26, 2019
A 2019-219459 Planar lightwave circuit and optical device Dec 26, 2019
A 2019-219471 Wrong insertion/removal prevention system Dec 26, 2019
A 2019-219601 Optical waveguide chip connection structure Dec 26, 2019

1-15 (total:1647)

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2018-142874 2018-159856 2018-163645 2019-31447 2019-216660 2019-217067 2019-218221 2019-218619 2019-219188 2019-219298 2019-219453 2019-219457 2019-219459 2019-219471 2019-219601

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Patent Ranking in Japan

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