Inventor · disambiguated record
Chi Liu
Also filed as: LIU CHI · LIU CHI-YUN
5 granted patents·164 citations·filing 1990–2024
80Inventor score
Files withCCTEG CHINESE INST OF COAL SCIENCE1ENLIGHT CORP1SIGMASTAR TECHNOLOGY LTD1WIDE TRADE FOUNDATION LTD & EX1
Top patents by PatentIndex Score
5 records- 0177US6359216B1Electromagnetic wave shield pad for mobile phoneFiled 2000·Granted Mar 19, 2002·30 cites·7 claims
- 0274US12111437B1Method for detecting structural abnormal area of coal and rock massCCTEG CHINESE INST OF COAL SCIENCE·Filed 2024·Granted Oct 8, 2024·1 cites·12 claims
- 0372US12470121B2Fail-safe input/output device and voltage switching methodSIGMASTAR TECHNOLOGY LTD·Filed 2023·Granted Nov 11, 2025·0 cites·10 claims
- 0469US5114036ACovering plate for a preset hole on a computer housingENLIGHT CORP·Filed 1990·Granted May 19, 1992·36 cites·2 claims
- 0552US5029082ACorrelative analysis in multi-domain processing of cardiac signalsWIDE TRADE FOUNDATION LTD & EX·Filed 1990·Granted Jul 2, 1991·97 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →