Assignee

CHAO DALLEN YU

US·1 granted patent·1 pending application·2 citations·filing 2021–2022

Technology mixA44B2 G06F2 H04W2

Top patents by PatentIndex Score

2 records

0169US11630551B1Smart keychain or accessory devices, systems, and methodsCHAO DALLEN YU·Filed 2021·Granted Apr 18, 2023·2 cites·18 claims
0243US2023132615A1Smart keychain or accessory devices, systems, and methodsCHAO DALLEN YU·Filed 2022·Application pending·0 cites

Join the waitlist — get patent alerts

Get an alert when CHAO DALLEN YU 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 →