Inventor · disambiguated record
Chiou-Mai Chang
Also filed as: CHANG CHIOU-MAI
3 granted patents·1 pending application·47 citations·filing 2006–2018
71Inventor score
Technology areasB25B
Top patents by PatentIndex Score
4 records- 0188US8701524B2Complex wrenchCHANG CHIOU-MAI·Filed 2011·Granted Apr 22, 2014·18 cites·5 claims
- 0286US7387052B2Wrench with outstanding gripCHANG CHIOU-MAI·Filed 2006·Granted Jun 17, 2008·26 cites·3 claims
- 0380US10967498B2Display structure for wrenchLEE TSAN CHANG·Filed 2018·Granted Apr 6, 2021·3 cites·9 claims
- 0437US2016229040A1WrenchYANG CHENG-PU·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →