Inventor · disambiguated record
Osamu Moriwaki
Also filed as: MORIWAKI OSAMU
19 granted patents·8 pending applications·80 citations·filing 2003–2024
90Inventor score
Top patents by PatentIndex Score
27 records- 0191US7298974B2Optical communication network systemNIPPON TELEGRAPH & TELEPHONE·Filed 2004·Granted Nov 20, 2007·49 cites·31 claims
- 0282US11881897B2Optical and electronic integrated switch and optical network systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jan 23, 2024·2 cites·8 claims
- 0381US11979694B2Optical and electronic integrated switchNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 7, 2024·2 cites·7 claims
- 0481US11930309B2Optical and electronic integrated switchNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 12, 2024·2 cites·11 claims
- 0580US7522837B2Optical communication systemNIPPON TELEGRAPH & TELEPHONE·Filed 2003·Granted Apr 21, 2009·17 cites·33 claims
- 0674US2024422097A1Optical and electronic integrated switchNIPPON TELEGRAPH & TELEPHONE·Filed 2024·Application pending·0 cites
- 0768US11656405B2Optical multi/demultiplexing circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 23, 2023·1 cites·8 claims
- 0863US7317875B2Optical communication network system, wavelength routing apparatus, communication node, optical path managing method for use in optical cross connect apparatus, and apparatus for that methodNIPPON TELEGRAPH & TELEPHONE·Filed 2004·Granted Jan 8, 2008·6 cites·12 claims
- 0958US12107762B2Optical and electronic integrated switchNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 1, 2024·0 cites·6 claims
- 1055US12032231B2Optical signal processing apparatus and manufacturing method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 9, 2024·0 cites·8 claims
- 1155US11835761B2Planar optical waveguide circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Dec 5, 2023·0 cites·18 claims
- 1252US11405702B2Optical signal processing device and method for controlling sameNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 2, 2022·0 cites·2 claims
- 1350US12007665B2Optical signal processing apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 11, 2024·0 cites·8 claims
- 1450US8890503B2Step-down power supply circuitFUJITSU SEMICONDUCTOR LTD·Filed 2012·Granted Nov 18, 2014·1 cites·13 claims
- 1550US2025350363A1Optical TransceiverNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1648US12022246B2Optical signal processing apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jun 25, 2024·0 cites·15 claims
- 1748US10254625B2Optical signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Apr 9, 2019·0 cites·15 claims
- 1846US2025370186A1Optical waveguide connection structureNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1945US2023251422A1Optical CircuitNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2044US12107626B2Wavelength monitoring device and controlling method thereofNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 1, 2024·0 cites·4 claims
- 2144US11112561B2Variable wavelength filterNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 7, 2021·0 cites·11 claims
- 2244US2024192663A1Control Device for Computer DeviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2342US11973535B2Wavelength monitoring circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Apr 30, 2024·0 cites·9 claims
- 2442US2025321440A1Silicon Photonics Circuits and Methods of Manufacturing Silicon Photonic CircuitsNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2540US2023244037A1Waveguide Type Optical Switching Circuit and Driving Method ThereofNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2638US2023280524A1Optical Waveguide Device and Method for Manufacturing the SameNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2734US8244133B2Optical waveband demultiplexer, optical waveband multiplexer, and optical waveband selective switchSATO KEN-ICHI·Filed 2007·Granted Aug 14, 2012·0 cites·64 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →