Inventor · disambiguated record
Chang-Ta Tsai
Also filed as: TSAI CHANG-TA
12 granted patents·2 pending applications·139 citations·filing 1990–2024
89Inventor score
Top patents by PatentIndex Score
14 records- 0189US5036740ARoller-pressed film cutter apparatusTSAI CHANG TA·Filed 1990·Granted Aug 6, 1991·96 cites·1 claims
- 0283US11219990B2Tool for detaching parts from vehiclesCHIEN YU HONG CO LTD·Filed 2019·Granted Jan 11, 2022·3 cites·10 claims
- 0383US11028890B2Wheel cylinder adjusterCHIEN YU HONG CO LTD·Filed 2019·Granted Jun 8, 2021·2 cites·2 claims
- 0474USD865468SLockable pair of angled pliersCHIEN YU HONG CO LTD·Filed 2018·Granted Nov 5, 2019·15 cites·1 claims
- 0561US2025332698A1Multi-angular tool for detaching an annular element from an axleCHIEN YU HONG CO LTD·Filed 2024·Application pending·0 cites
- 0660USD865467SExtendable lockable pliersCHIEN YU HONG CO LTD·Filed 2018·Granted Nov 5, 2019·8 cites·1 claims
- 0760US2025214210A1Disk brake piston retractorCHIEN YU HONG CO LTD·Filed 2023·Application pending·0 cites
- 0858USD1019314SPair of pliers with an adjustable opening between two jawsCHIEN YU HONG CO LTD·Filed 2022·Granted Mar 26, 2024·2 cites·1 claims
- 0955US11433508B2Joint-disconnecting toolCHIEN YU HONG CO LTD·Filed 2020·Granted Sep 6, 2022·0 cites·5 claims
- 1054USD962736SFixing pliers with a slide hammerCHIEN YU HONG CO LTD·Filed 2020·Granted Sep 6, 2022·2 cites·1 claims
- 1153USD865466SExtendable lockable angled pliersCHIEN YU HONG CO LTD·Filed 2018·Granted Nov 5, 2019·6 cites·1 claims
- 1251USD877592SPry bar toolCHIEN YU HONG CO LTD·Filed 2018·Granted Mar 10, 2020·5 cites·1 claims
- 1339USD1104683SDisassembly toolCHIEN YU HONG CO LTD·Filed 2024·Granted Dec 9, 2025·0 cites·1 claims
- 1434USD1101530SJaw of a dismantling toolCHIEN YU HONG CO LTD·Filed 2023·Granted Nov 11, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →