Inventor

ZHANG ZHUANGZHUANG

CN3 patents

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

STATE GRID HENAN ELECTRIC POWER RES INSTITUTE

2 patents

US12198079B2Jan 14, 2025

Contribution identification method for noise at boundary of urban substation

STATE GRID HENAN ELECTRIC POWER RES INSTITUTE0 citations45

US12012802B2Jun 18, 2024

Soundproof door system

STATE GRID HENAN ELECTRIC POWER RES INSTITUTE0 citations40

UNIV YANAN

1 patent

US11981867B2May 14, 2024

Low temperature pyrolysis method of caking middling coal

UNIV YANAN0 citations37