Inventor · disambiguated record
Ei-Eu Chang
Also filed as: CHANG EI-EU
1 granted patent·1 pending application·0 citations·filing 2018–2018
1Inventor score
Files withZHAO PING2
Top patents by PatentIndex Score
2 records- 0124US10448162B2Smart headphone device personalization system with directional conversation function and method for using sameZHAO PING·Filed 2018·Granted Oct 15, 2019·0 cites·20 claims
- 0220US2018332391A1Smart headphone device personalization system and method for using the sameZHAO PING·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ei-Eu Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →