Inventor · disambiguated record

Cao Xu

Also filed as: XU CAO

0 granted patents·1 pending application·0 citations·filing 2007–2007

Technology areasH04M

Files withAPLUS COMM TECHNOLOGY BEIJING1

Top patents by PatentIndex Score

1 record

0150US2008161068A1Device, method and system for implementing an echo control on hand-free phonesAPLUS COMM TECHNOLOGY BEIJING·Filed 2007·Application pending·0 cites

Join the waitlist — get patent alerts

Get an alert when Cao Xu 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 →