Inventor · disambiguated record

Dongkai Zhao

Also filed as: ZHAO DONGKAI

1 granted patent·5 citations·filing 2013–2013

25Inventor score

Technology areasE21D

Files withHENAN POLYTECH INFRASTRUCTURE REHABILITATION LTD1

Top patents by PatentIndex Score

1 record

0165US9004820B2Grouting method for anchoring with polymerHENAN POLYTECH INFRASTRUCTURE REHABILITATION LTD·Filed 2013·Granted Apr 14, 2015·5 cites·1 claims

Join the waitlist — get patent alerts

Get an alert when Dongkai Zhao 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 →