Inventor · disambiguated record
Yuji Hayami
Also filed as: HAYAMI YUJI
1 granted patent·2 pending applications·0 citations·filing 2013–2023
3Inventor score
Files withSUMITOMO OSAKA CEMENT CO LTD3
Top patents by PatentIndex Score
3 records- 0143US2024210784A1Optical waveguide element, optical modulator, and optical transmission deviceSUMITOMO OSAKA CEMENT CO LTD·Filed 2023·Application pending·0 cites
- 0238US2025389981A1Optical waveguide element, and optical modulation device and optical transmission apparatus using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 0333US9800349B2Optical 90-degree hybrid circuit and optical receiver using sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2013·Granted Oct 24, 2017·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →