Inventor · disambiguated record
Kohei Oto
Also filed as: OTO Kohei
5 granted patents·2 pending applications·0 citations·filing 2018–2023
58Inventor score
Files withNITTO DENKO CORP7
Top patents by PatentIndex Score
7 records- 0155US11252510B2Piezoelectric speaker-forming laminateNITTO DENKO CORP·Filed 2018·Granted Feb 15, 2022·0 cites·9 claims
- 0248US2025061878A1Active noise control systemNITTO DENKO CORP·Filed 2023·Application pending·0 cites
- 0346US11950051B2Piezoelectric speakerNITTO DENKO CORP·Filed 2018·Granted Apr 2, 2024·0 cites·15 claims
- 0441US2023360627A1Active noise control systemNITTO DENKO CORP·Filed 2021·Application pending·0 cites
- 0539US12120960B2Piezoelectric speakerNITTO DENKO CORP·Filed 2018·Granted Oct 15, 2024·0 cites·17 claims
- 0639US12071761B2Sound reducing systemNITTO DENKO CORP·Filed 2018·Granted Aug 27, 2024·0 cites·11 claims
- 0733US12456449B2Active noise control systemNITTO DENKO CORP·Filed 2020·Granted Oct 28, 2025·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →