Inventor · disambiguated record
Zhenghai Han
Also filed as: HAN ZHENGHAI
1 granted patent·2 pending applications·0 citations·filing 2018–2018
1Inventor score
Technology areasF16K
Files withJiangsu suyan valve machinery co ltd3
Top patents by PatentIndex Score
3 records- 0125US10718446B2Valve with self-locking functionJiangsu suyan valve machinery co ltd·Filed 2018·Granted Jul 21, 2020·0 cites·5 claims
- 0224US2019383400A1Quantitative water adjusting valveJiangsu suyan valve machinery co ltd·Filed 2018·Application pending·0 cites
- 0324US2019383419A1Anti-leakage self-sealing valveJiangsu suyan valve machinery co ltd·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Zhenghai Han 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 →