Inventor

HAN XIAOYU

CN6 patents

⚠️ This page may combine multiple inventors who share the name “HAN XIAOYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BEIJING DRAINAGE GROUP CO LTD

2 patents

US11339069B2May 24, 2022

Anaerobic ammoxidation synergistic nitrogen removal process device of municipal sewage main and side streams and application method thereof

BEIJING DRAINAGE GROUP CO LTD0 citations46

US12398056B2Aug 26, 2025

Sewage treatment system and method of continuous flow step-feed short-cut denitrification-anaerobic ammonia oxidation coupled with denitrification

BEIJING DRAINAGE GROUP CO LTD0 citations40

XIAN WESTPEACE FIRE TECH CO LTD

1 patent

US9974992B2May 22, 2018

Fire extinguishing composition comprising carboxylic acid derivative

XIAN WESTPEACE FIRE TECH CO LTD5 citations67

CHANGJIANG RIVER SCIENT RES INST CHANGJIANG WATER RESOURCES COMMISSION

1 patent

US11513044B2Nov 29, 2022

Split-type device for measuring rock mass deformation under high hydraulic pressure and construction method and use thereof

CHANGJIANG RIVER SCIENT RES INST CHANGJIANG WATER RESOURCES COMMISSION2 citations60

HAN XIAOYU

1 patent

USD1071673SApr 22, 2025

Bottle boot sleeve

HAN XIAOYU0 citations50

CHANGJING RIVER SCIENT RESEARCH INSTITUTE

1 patent

US12264582B2Apr 1, 2025

In-situ stress measurement device and method for ultra-deep non-vertical drilling

CHANGJING RIVER SCIENT RESEARCH INSTITUTE0 citations38