Inventor · disambiguated record
Li-Wen Chi
Also filed as: CHI LI-WEN
8 granted patents·1 pending application·14 citations·filing 2002–2023
77Inventor score
Top patents by PatentIndex Score
9 records- 0183US11875772B2Adaptive active noise control system with double talk handling and associated methodAIROHA TECH CORP·Filed 2022·Granted Jan 16, 2024·1 cites·18 claims
- 0263US12300212B2Active noise cancellation integrated circuit for stacking at least one anti-noise signal and at least one non-anti-noise signal, associated method, and active noise cancellation headphone using the sameAIROHA TECH CORP·Filed 2023·Granted May 13, 2025·0 cites·20 claims
- 0358US11721315B2Active noise cancellation integrated circuit for stacking multiple anti-noise signals, associated method, and active noise cancellation headphone using the sameAIROHA TECH CORP·Filed 2022·Granted Aug 8, 2023·0 cites·19 claims
- 0456US12154536B2Active noise control circuit with multiple filters connected in parallel fashion and associated methodAIROHA TECH CORP·Filed 2022·Granted Nov 26, 2024·0 cites·19 claims
- 0552USD472844SChristmas treeCHAIN FONG TOYS CO LTD·Filed 2002·Granted Apr 8, 2003·10 cites·1 claims
- 0651US11955108B2Adaptive active noise cancellation apparatus and audio playback system using the sameAIROHA TECH CORP·Filed 2022·Granted Apr 9, 2024·0 cites·28 claims
- 0748US11942068B2Adaptive active noise control system with unstable state handling and associated methodAIROHA TECH CORP·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 0840US7148434B2Gearshift mechanism for electromotive toy carMERRY YARD ENTPR CORP·Filed 2003·Granted Dec 12, 2006·3 cites·1 claims
- 0937US2003181127A1Motion toyCHAIN FONG TOYS CO LTD·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →