Inventor · disambiguated record
Yan-Lei Cao
Also filed as: CAO YAN · CAO YAN-LEI
7 granted patents·2 pending applications·13 citations·filing 2015–2025
72Inventor score
Files withHONGFUJIN PREC ELECT ZHENGZHOU CO LTD5ZHENGZHOU WANMAYUN ELECTRONIC TECH CO LTD2BEIJING ZITIAO NETWORK TECHNOLOGY CO LTD1HONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD1
Top patents by PatentIndex Score
9 records- 0187US9491991B1Watch fastener and watch band using the watch fastenerHONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD·Filed 2015·Granted Nov 15, 2016·13 cites·8 claims
- 0257US12029000B2Waterproof connecting structure and electronic deviceHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2022·Granted Jul 2, 2024·0 cites·14 claims
- 0352US10772393B1Wearable deviceHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2019·Granted Sep 15, 2020·0 cites·17 claims
- 0450US12045096B2Self-clamping shell members not requiring external holding pressure and electronic deviceZHENGZHOU WANMAYUN ELECTRONIC TECH CO LTD·Filed 2022·Granted Jul 23, 2024·0 cites·10 claims
- 0548US11219282B2Locking deviceHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2020·Granted Jan 11, 2022·0 cites·14 claims
- 0648US2025238492A1Identity indication apparatusBEIJING ZITIAO NETWORK TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 0746US11360324B2Adjustable nose bridge and glasses having sameHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2020·Granted Jun 14, 2022·0 cites·8 claims
- 0846US2024106282A1Wireless charging assembly with magnetically-isolated attachment structure when providing charge and electronic device having the sameZHENGZHOU WANMAYUN ELECTRONIC TECH CO LTD·Filed 2022·Application pending·0 cites
- 0944US11172736B1Locking deviceHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2020·Granted Nov 16, 2021·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Yan-Lei Cao 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 →