Inventor · disambiguated record
Zhengfu Ruan
Also filed as: RUAN ZHENGFU
5 granted patents·2 pending applications·43 citations·filing 2014–2025
77Inventor score
Technology areasA47C
Top patents by PatentIndex Score
7 records- 0179USD881621SChairUE FURNITURE CO LTD·Filed 2017·Granted Apr 21, 2020·26 cites·1 claims
- 0279US10595636B2Seat structure and chairUE FURNITURE CO LTD·Filed 2018·Granted Mar 24, 2020·7 cites·14 claims
- 0361US10178913B2Chassis of swivel chairZHEJIANG UE FURNITURE CO LTD·Filed 2014·Granted Jan 15, 2019·6 cites·19 claims
- 0459USD953085SChair back frameRUAN ZHENGFU·Filed 2021·Granted May 31, 2022·4 cites·1 claims
- 0558US2025311850A1Swing chassis deviceUE FURNITURE CO LTD·Filed 2025·Application pending·0 cites
- 0657US2025151905A1Seat-backrest linkage deviceUE FURNITURE CO LTD·Filed 2025·Application pending·0 cites
- 0743USD1102787SOffice tableUE FURNITURE CO LTD·Filed 2024·Granted Nov 25, 2025·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Zhengfu Ruan 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 →