Assignee

QI YOUMAO

CN·4 granted patents·2 citations·filing 20102014

Technology mixA61K4A61P4A23L2A23V2C07D1C08B1

Top patents by PatentIndex Score

4 records

Join the waitlist — get patent alerts

Get an alert when QI YOUMAO files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →