Inventor · disambiguated record
Yusuke Koshikiya
Also filed as: KOSHIKIYA YUSUKE
12 granted patents·16 pending applications·17 citations·filing 2008–2022
83Inventor score
Top patents by PatentIndex Score
28 records- 0180US11199473B2Optical pulse testing device and optical pulse testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 14, 2021·2 cites·8 claims
- 0274US8928868B2Optical fiber line characteristic analysis apparatus and analysis method thereofTAKAHASHI HIROSHI·Filed 2012·Granted Jan 6, 2015·4 cites·8 claims
- 0372US8149419B2Optical reflectometry and optical reflectometerFAN XINYU·Filed 2008·Granted Apr 3, 2012·9 cites·20 claims
- 0470US11112332B2Optical fiber monitoring method, and optical fiber monitoring systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 7, 2021·2 cites·6 claims
- 0566US12504321B2Overhead optical cable test system and methodNTT INC·Filed 2021·Granted Dec 23, 2025·0 cites·10 claims
- 0666US12298159B2Technique for analyzing a spectrum of backscattered light in an optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Granted May 13, 2025·0 cites·7 claims
- 0765US12399079B2Devices and methods for measuring the amount of frequency modulationNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 26, 2025·0 cites·6 claims
- 0861US2025060245A1Classification device, classification method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0959US12442716B2Optical fiber test method and optical fiber test equipmentNTT INC·Filed 2021·Granted Oct 14, 2025·0 cites·2 claims
- 1058US2025155277A1Signal processing method and signal processing equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1157US12313493B2Mode field diameter measuring method and mode field diameter measuring deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Granted May 27, 2025·0 cites·2 claims
- 1256US12388527B2Brillouin gain spectrum distribution measurement method and equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Granted Aug 12, 2025·0 cites·4 claims
- 1354US2025110018A1Optical fiber test equipment and optical fiber test methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1454US2025044187A1Optical fiber test equipment and optical fiber test methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1552US2025237533A1Optical fiber sensing device and optical fiber sensing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1652US2024060817A1Equipment location identification system, cover, and equipment location identification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1752US2024377281A1Equipment and method for measuring crosstalk between cores of an optical fiber having multiple coresNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1851US12313489B2Optical fiber measurement system, optical fiber measurement method, control arithmetic device, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 27, 2025·0 cites·7 claims
- 1951US2024344928A1Device, method and system for calculating power coupling coefficients between coresNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2050US2024295433A1Signal processing method and signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2149US2024271971A1Sensing system, sensing method, and analyzerNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2249US2025003789A1Optical pulse test method and optical pulse test equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2349US2025123415A1Optical communication underground equipment location mapping system, optical communication underground equipment location mapping method, and optical communication underground equipment location mapping deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2448US2025123138A1Signal processing device, vibration detection system, and signal processing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2548US2025305856A1Optical fiber sensing system and optical fiber sensing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2648US2024280403A1Vibration measuring instrument and vibration measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2748US2025028078A1Amount of snowfall estimation system and amount of snowfall estimation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2847US11385127B2Optical frequency multiplexing coherent OTDR, testing method, signal processing device, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 12, 2022·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →