Inventor · disambiguated record
I-Chang Liu
Also filed as: LIU I-CHANG
5 granted patents·66 citations·filing 1998–2021
76Inventor score
Top patents by PatentIndex Score
5 records- 0169US10349538B1Fixing structure and neck strap having the sameMERRY ELECTRONICS SHENZHEN CO LTD·Filed 2018·Granted Jul 9, 2019·2 cites·11 claims
- 0266USD401178SSecurity system control panelLIU I-CHANG·Filed 1998·Granted Nov 17, 1998·22 cites·1 claims
- 0359US5881161AHeadphoneMERRY ELECTRONICS CO LTD·Filed 1998·Granted Mar 9, 1999·42 cites·5 claims
- 0452US11516571B2HeadphoneMERRY ELECTRONICS CO LTD·Filed 2021·Granted Nov 29, 2022·0 cites·9 claims
- 0540US8750800B2Bluetooth dedviceTSAI CHENG-YU·Filed 2012·Granted Jun 10, 2014·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →