Inventor · disambiguated record
Hiroyuki Oshida
Also filed as: OSHIDA HIROYUKI
36 granted patents·7 pending applications·38 citations·filing 2019–2020
95Inventor score
Top patents by PatentIndex Score
43 records- 0195US11867555B2Phase measurement method and signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 9, 2024·4 cites·4 claims
- 0290US11965758B2Brillouin optical sensing device and optical sensing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Apr 23, 2024·3 cites·6 claims
- 0390US11747294B2Water immersion detection device and water immersion detection method for detecting inundation of optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 5, 2023·3 cites·9 claims
- 0488US11879803B2Optical fiber evaluation method and optical fiber evaluation apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 23, 2024·2 cites·6 claims
- 0587US11391644B2Optical fiber testing method and optical fiber testing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 19, 2022·3 cites·6 claims
- 0685US11994376B2Distributed vibration measuring device and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 28, 2024·2 cites·10 claims
- 0784US11788928B2Light intensity distribution measurement method and light intensity distribution measurement deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Oct 17, 2023·3 cites·4 claims
- 0882US11828676B2Optical pulse reflectometry and optical pulse reflectometerNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 28, 2023·2 cites·4 claims
- 0982US11598692B2Optical pulse testing method and optical pulse testing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 7, 2023·2 cites·6 claims
- 1082US11486791B2Backscattering optical amplification device, optical pulse testing device, backscattering optical amplification method and optical pulse testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 1, 2022·2 cites·6 claims
- 1182US11467060B2Optical pulse reflectometer and optical pulse reflectometryNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Oct 11, 2022·2 cites·10 claims
- 1281US12320725B2Several mode fiber test method and several mode fiber test deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 3, 2025·1 cites·5 claims
- 1381US11906387B2Test method and test device for mode field diameterNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 20, 2024·2 cites·3 claims
- 1481US11754465B2Optical pulse testing device and optical pulse testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 12, 2023·2 cites·6 claims
- 1579US11719599B2Optical fiber test method and optical fiber test deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 8, 2023·2 cites·9 claims
- 1672US12094153B2Point cloud analysis device, method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 17, 2024·2 cites·17 claims
- 1767US12135200B2Information processing equipment, information processing methods, and programsNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 5, 2024·1 cites·8 claims
- 1865US12498257B2Distributed acoustic sensing device and methodNTT INC·Filed 2020·Granted Dec 16, 2025·0 cites·5 claims
- 1962US12152957B2Inundation detection system and inundation detection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Nov 26, 2024·0 cites·8 claims
- 2062US11788909B2Measuring device and measuring method using tape core wireNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 17, 2023·0 cites·4 claims
- 2158US12385806B2Power coupling coefficient measuring method and power coupling coefficient measuring deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 12, 2025·0 cites·6 claims
- 2258US12031858B2Aerial optical fiber cable inspection method, aerial optical fiber cable inspection device, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 9, 2024·0 cites·6 claims
- 2358US11802809B2Backscattering optical amplification device, optical pulse testing device, backscattering optical amplification method and optical pulse testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Oct 31, 2023·0 cites·6 claims
- 2457US12442682B2Vibration detection device and vibration detection methodNTT INC·Filed 2020·Granted Oct 14, 2025·0 cites·2 claims
- 2557US12007298B2Fiber optic test methods, fiber optic test equipment, and programsNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 11, 2024·0 cites·7 claims
- 2657US11948319B2Structure detection apparatus, structure detection method, and structure detection processing programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Apr 2, 2024·0 cites·8 claims
- 2755US11860028B2Vibration detection method with improved signal processingNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 2, 2024·0 cites·8 claims
- 2853US11644347B2Manhole position specification method and manhole position specification systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 9, 2023·0 cites·5 claims
- 2952US12117285B2Permittivity measuring device and thickness measuring deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 15, 2024·0 cites·6 claims
- 3048US11922650B2Point cloud analysis device, estimation device, point cloud analysis method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 5, 2024·0 cites·20 claims
- 3148US11750283B2Optical fiber route search method, optical fiber route search device and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 5, 2023·0 cites·7 claims
- 3248US11463163B2Device for measuring optical frequency reflection and measurement method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 4, 2022·0 cites·10 claims
- 3348US2022364846A1Fiber optic cable sensing device, fiber optic cable sensing method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 3447US12345555B2Phase measuring method and signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 1, 2025·0 cites·8 claims
- 3547US12313449B2Optical pulse test method and optical pulse test equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 27, 2025·0 cites·12 claims
- 3647US2023341245A1Optical frequency domain reflectometry apparatus and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3746US11522606B2Phase measurement method, signal processing device, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 6, 2022·0 cites·5 claims
- 3846US2023221153A1Device, method and program for detecting microbendNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3945US2023288466A1Electric field distribution fluctuation period measuring method and electric field distribution fluctuation period measuring deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4045US2023288191A1Strain change measuring device and strain change measuring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4143US11823330B2Detection device, detection method and detection program for linear structureNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 21, 2023·0 cites·7 claims
- 4241US2023088679A1Device and method for detecting microbend in optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4341US2022398357A1Wiring diagram creation device, wiring diagram creation method and wiring diagram creation programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →