Inventor · disambiguated record
Yumi Murata
Also filed as: MURATA YUMI
2 granted patents·5 pending applications·0 citations·filing 2020–2023
23Inventor score
Files withSUMITOMO OSAKA CEMENT CO LTD7
Top patents by PatentIndex Score
7 records- 0152US12461306B2Optical 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
- 0247US11656486B2Optical waveguide deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2020·Granted May 23, 2023·0 cites·2 claims
- 0346US2024255827A1Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using SameSUMITOMO OSAKA CEMENT CO LTD·Filed 2023·Application pending·0 cites
- 0442US2025224632A1Optical waveguide device, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 0541US2025328036A1Optical Modulator and Optical Transmission Device Using SameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 0639US2025155637A1Optical waveguide element, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 0739US2025180932A1Optical waveguide element, and optical modulation device and optical transmission device using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →