Inventor · disambiguated record
Koudai Sugiyama
Also filed as: SUGIYAMA KOUDAI
2 granted patents·3 pending applications·0 citations·filing 2021–2023
22Inventor score
Technology areasH03F
Files withMURATA MANUFACTURING CO5
Top patents by PatentIndex Score
5 records- 0148US2024162870A1Balanced-unbalanced transformer circuit and amplifier circuitMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 0248US2024162871A1Balanced-unbalanced transformer circuit and amplifier circuitMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 0348US2024146271A1Unbalanced-to-balanced transformation circuit and radio-frequency amplifierMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 0440US12244273B2Amplifier circuitMURATA MANUFACTURING CO·Filed 2021·Granted Mar 4, 2025·0 cites·9 claims
- 0538US12445095B2Amplification circuitMURATA MANUFACTURING CO·Filed 2022·Granted Oct 14, 2025·0 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Koudai Sugiyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →