Inventor · disambiguated record
Koichi Irii
Also filed as: IRII KOICHI
6 granted patents·20 citations·filing 2008–2022
76Inventor score
Technology areasH04R
Files withAUDIO TECHNICA KK6
Top patents by PatentIndex Score
6 records- 0189US12096182B2Capacitive-type electro-acoustic transducerAUDIO TECHNICA KK·Filed 2022·Granted Sep 17, 2024·2 cites·12 claims
- 0281US11076222B2Electro-acoustic transducer and electro-acoustic conversion deviceAUDIO TECHNICA KK·Filed 2019·Granted Jul 27, 2021·4 cites·16 claims
- 0378US10893354B2HeadsetAUDIO TECHNICA KK·Filed 2020·Granted Jan 12, 2021·2 cites·7 claims
- 0457USD597075SSpeakerAUDIO TECHNICA KK·Filed 2008·Granted Jul 28, 2009·12 cites·1 claims
- 0550US11589161B2Electrostatic electroacoustic transducer device, signal processing circuit for electrostatic electroacoustic transducer, signal processing method, and signal processingAUDIO TECHNICA KK·Filed 2019·Granted Feb 21, 2023·0 cites·14 claims
- 0638US11203039B2Acoustic-electric transducerAUDIO TECHNICA KK·Filed 2020·Granted Dec 21, 2021·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →