Inventor · disambiguated record
Chang-Chia Hsieh
Also filed as: HSIEH CHANG-CHIA
3 granted patents·19 citations·filing 2013–2017
66Inventor score
Technology areasF16H
Files withIND TECH RES INST3
Top patents by PatentIndex Score
3 records- 0185US9005065B2Two-stage differential cycloidal speed reducer with a high reduction ratioIND TECH RES INST·Filed 2013·Granted Apr 14, 2015·12 cites·14 claims
- 0278US10161480B2Eccentric oscillating speed reducerIND TECH RES INST·Filed 2017·Granted Dec 25, 2018·3 cites·18 claims
- 0372US9683653B2Combined transmission shaft and rotating device having combined transmission shaftIND TECH RES INST·Filed 2014·Granted Jun 20, 2017·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →