Inventor · disambiguated record
Sipan Liu
Also filed as: LIU SIPAN
7 granted patents·29 citations·filing 2020–2023
81Inventor score
Files withSHENZHEN LIANGYUAN TECH CO LTD7
Top patents by PatentIndex Score
7 records- 0186USD990593SToySHENZHEN LIANGYUAN TECH CO LTD·Filed 2021·Granted Jun 27, 2023·12 cites·1 claims
- 0274USD995649SEarly learning toy setSHENZHEN LIANGYUAN TECH CO LTD·Filed 2021·Granted Aug 15, 2023·6 cites·1 claims
- 0371USD1018226SAir pumpSHENZHEN LIANGYUAN TECH CO LTD·Filed 2021·Granted Mar 19, 2024·5 cites·1 claims
- 0466USD919701SEgg matching toy setSHENZHEN LIANGYUAN TECH CO LTD·Filed 2020·Granted May 18, 2021·4 cites·1 claims
- 0559USD1062917SEarly learning toySHENZHEN LIANGYUAN TECH CO LTD·Filed 2022·Granted Feb 18, 2025·2 cites·1 claims
- 0637USD1090737SAlphabet toySHENZHEN LIANGYUAN TECH CO LTD·Filed 2023·Granted Aug 26, 2025·0 cites·1 claims
- 0736USD1073812SAlphabet bath toySHENZHEN LIANGYUAN TECH CO LTD·Filed 2023·Granted May 6, 2025·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Sipan Liu 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 →