Assignee

CHENG ZHEN

CN·3 granted patents·3 pending applications·15 citations·filing 20062024

Technology mixA61K4G01N4A61P1B22F1B82Y1C07H1

Top patents by PatentIndex Score

6 records

Join the waitlist — get patent alerts

Get an alert when CHENG ZHEN 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 →