Inventor · disambiguated record
Yu Kataoka
Also filed as: KATAOKA YU
16 granted patents·16 pending applications·13 citations·filing 2019–2025
86Inventor score
Files withSUMITOMO OSAKA CEMENT CO LTD32
Top patents by PatentIndex Score
32 records- 0196US11656487B2Optical waveguide element, and optical modulation device and optical transmission apparatus using optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted May 23, 2023·5 cites·16 claims
- 0291US11977284B2Optical waveguide device, manufacturing method of optical modulation element, optical modulator, optical modulation module, and optical transmission apparatusSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Granted May 7, 2024·3 cites·14 claims
- 0389US12339529B2Optical modulator and optical transmission device using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Granted Jun 24, 2025·2 cites·7 claims
- 0484US11378828B2Optical waveguide deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted Jul 5, 2022·2 cites·3 claims
- 0578US10591670B2Optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2019·Granted Mar 17, 2020·1 cites·4 claims
- 0660US12399413B2Optical waveguide element and optical modulatorSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted Aug 26, 2025·0 cites·5 claims
- 0758US12504656B2Optical waveguide element, optical waveguide device, and optical transmission apparatusSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted Dec 23, 2025·0 cites·12 claims
- 0858US12025833B2Optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2020·Granted Jul 2, 2024·0 cites·10 claims
- 0956US12265310B2Optical waveguide device, optical modulator, optical modulation module, and optical transmission apparatusSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Granted Apr 1, 2025·0 cites·11 claims
- 1056US2024255783A1Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using SameSUMITOMO OSAKA CEMENT CO LTD·Filed 2023·Application pending·0 cites
- 1155US12422628B2Optical waveguide element, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted Sep 23, 2025·0 cites·7 claims
- 1255US12197052B2Optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2019·Granted Jan 14, 2025·0 cites·13 claims
- 1355US2025102840A1Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using SameSUMITOMO OSAKA CEMENT CO LTD·Filed 2024·Application pending·0 cites
- 1454US2025306425A1Optical modulatorSUMITOMO OSAKA CEMENT CO LTD·Filed 2025·Application pending·0 cites
- 1554US2025306426A1Optical modulatorSUMITOMO OSAKA CEMENT CO LTD·Filed 2025·Application pending·0 cites
- 1652US12461306B2Optical waveguide element, optical modulation device using optical waveguide element, and optical transmission device using optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Granted Nov 4, 2025·0 cites·10 claims
- 1751US11215754B2Optical waveguide element and manufacturing method thereforSUMITOMO OSAKA CEMENT CO LTD·Filed 2019·Granted Jan 4, 2022·0 cites·7 claims
- 1851US2024159970A1Optical waveguide element, and optical modulation device and optical transmission device which use sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 1950US12332534B2Optical waveguide device, optical modulator, optical modulation module, and optical transmission apparatusSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Granted Jun 17, 2025·0 cites·21 claims
- 2049US11099324B2Optical waveguide deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2019·Granted Aug 24, 2021·0 cites·5 claims
- 2148US2025231434A1Optical waveguide device, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 2248US2025355310A1Optical waveguide element, and optical transmission apparatus and optical modulation device using optical waveguide elementSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 2347US12259631B2Optical control element, optical modulation device using same, and optical transmission apparatusSUMITOMO OSAKA CEMENT CO LTD·Filed 2020·Granted Mar 25, 2025·0 cites·8 claims
- 2446US2024255827A1Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using SameSUMITOMO OSAKA CEMENT CO LTD·Filed 2023·Application pending·0 cites
- 2546US2022308286A1Optical waveguide element, optical modulator, optical modulation module, and optical transmission deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 2645US2023367169A1Optical waveguide element, optical modulator, optical modulation module, and optical transmission deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 2744US2024241396A1Optical waveguide device, and optical transmission apparatus and optical modulation device using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Application pending·0 cites
- 2843US2023152539A1Optical waveguide element, and optical modulation device and optical transmission device using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2020·Application pending·0 cites
- 2943US2024231002A1Optical waveguide element, and optical transmission apparatus and optical modulation device using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Application pending·0 cites
- 3042US2024310663A1Optical waveguide element, optical modulation device using the same, and optical transmitterSUMITOMO OSAKA CEMENT CO LTD·Filed 2021·Application pending·0 cites
- 3142US2025224632A1Optical waveguide device, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 3241US2022163720A1Optical waveguide element and optical waveguide deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →