Patent Ranking in Japan - Applicant details - Japanese version

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Nippon Telegraph and Telephone Corporation

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  2015 Application Ranking      16th  publications: 1929 変わらず2014: 16th  1931)

  2015 Acquisition Ranking      13th  registrations: 1454 上昇2014: 15th  2031)

(update:May 27, 2022)

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Publication numberTitle of the InventionPublic. dateRemarks
B 5827411 Optical switch Dec 2, 2015
B 5827594 Virtual machine placement device and virtual machine placement method Dec 2, 2015
B 5827926 Recommendation service system, method and program using humidity estimation device Dec 2, 2015
B 5827973 Personal information management device, method and program Dec 2, 2015
B 5822857 Optical communication system and band allocation method Nov 25, 2015
B 5823247 Optical fiber unit, manufacturing method of optical fiber unit, and optical fiber cable Nov 25, 2015
B 5823421 Access permission management system and access permission management method Nov 25, 2015
B 5823441 Case analysis model parameter learning device, case analysis device, method, and program Nov 25, 2015
B 5823907 Overvoltage protection device Nov 25, 2015
B 5823919 Distributed execution system, method, device and program Nov 25, 2015
B 5823920 Semiconductor optical integrated device Nov 25, 2015
B 5823921 Semiconductor optical integrated device Nov 25, 2015
B 5823927 Light modulation circuit Nov 25, 2015
B 5823930 Method for extracting three-dimensional structure of optical waveguide core using X-ray CT (Computed Tomography) Nov 25, 2015
B 5823998 Client device and its program Nov 25, 2015

76-90 (total:1503)

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5827411 5827594 5827926 5827973 5822857 5823247 5823421 5823441 5823907 5823919 5823920 5823921 5823927 5823930 5823998

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