Inventor · disambiguated record
Hidenobu Hirota
Also filed as: HIROTA HIDENOBU
20 granted patents·20 pending applications·8 citations·filing 2019–2022
88Inventor score
Top patents by PatentIndex Score
40 records- 0185US11385424B2Optical fiber side input/output device and design methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 12, 2022·3 cites·6 claims
- 0280US11199473B2Optical pulse testing device and optical pulse testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 14, 2021·2 cites·8 claims
- 0376US12107624B2Termination determination device and termination determination methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 1, 2024·1 cites·4 claims
- 0475US11711144B2Optical fiber display system and optical fiber switching methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 25, 2023·1 cites·8 claims
- 0572US12061131B2Judgment device and judgment methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 13, 2024·1 cites·7 claims
- 0658US12474527B2Optical coupling device and optical coupling systemNTT INC·Filed 2020·Granted Nov 18, 2025·0 cites·10 claims
- 0758US12015253B2Cable towing machine and cable laying methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 18, 2024·0 cites·5 claims
- 0855US12442987B2Branch ratio measuring device, branch ratio measuring method, and optical multiplexing/demultiplexing circuit manufacturing methodNTT INC·Filed 2020·Granted Oct 14, 2025·0 cites·6 claims
- 0955US2025018518A1Device and method for manufacturing photosynthesis and demultiplexing circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1052US11300731B2Optical fiber lateral input/output deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Apr 12, 2022·0 cites·7 claims
- 1151US2025298189A1Method and equipment for connecting optical fibersNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1250US12242111B2Optical multiplexing/demultiplexing method, optical multiplexing/demultiplexing circuit, and manufacturing method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 4, 2025·0 cites·3 claims
- 1350US12206460B2Optical network system, operating method of optical network system, and optical line terminatorNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 21, 2025·0 cites·13 claims
- 1450US11349563B2Communication monitor method and communication monitor deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 31, 2022·0 cites·8 claims
- 1550US2024352759A1Pole installation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1650US2024167294A1Utility poleNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1750US2025310002A1Optical communication system, optical node, and optical power supply methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1850US2025306288A1Optical fiber switching methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1949US2024295134A1Utility pole and oxygen generation method using itNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2048US12066666B2Optical fiber lateral input/output deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 20, 2024·0 cites·6 claims
- 2148US2025334745A1Photosynthetic demultiplexing circuit and branch ratio adjustment methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2248US2024291248A1Utility poleNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2348US2024151058A1Assembled utility pole, pole building method and rebuilding methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2448US2024364083A1Cable laying methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2547US11575981B2Simulation signal light generation device and simulation signal light generation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 7, 2023·0 cites·16 claims
- 2647US11385127B2Optical frequency multiplexing coherent OTDR, testing method, signal processing device, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 12, 2022·0 cites·7 claims
- 2746US11683091B2Communication apparatus identification device, optical fiber connection system, communication apparatus identification method, and optical fiber connection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 20, 2023·0 cites·15 claims
- 2846US2025317217A1Optical communication system, optical node, and optical power supply methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2946US2024012219A1Utility poles and tension adjustment method for optical cablesNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3045US11880069B2Optical fiber side input and output deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 23, 2024·0 cites·20 claims
- 3145US2025198708A1Heat conversion system and heat conversion methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 3245US2023280536A1Optical coupling device and optical coupling systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3344US11886012B2Optical fiber lateral input/output deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 30, 2024·0 cites·14 claims
- 3444US2021191043A1Probe optical fiber and optical fiber lateral input/output deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 3544US2023081743A1Optical multiplexing/demultiplexing method, optical multiplexing/demultiplexing circuit, and manufacturing method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3643US11967223B2Danger prediction method and danger prediction deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Apr 23, 2024·0 cites·8 claims
- 3743US11747564B2Manufacturing method and manufacturing apparatus of optical splittersNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 5, 2023·0 cites·14 claims
- 3843US2024031019A1Monitoring device and optical fiber identification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3940US2023296828A1Optical fiber and its connection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4040US2023192450A1Device for rotating utility pole and method for controlling positionNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →