Inventor

YANG ZHENJIAN

CN3 patents

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

GAO SHOUYONG

1 patent

US8876582B2Nov 4, 2014

Ventilation device

GAO SHOUYONG15 citations77

YANG ZHENJIAN

1 patent

US10047756B2Aug 14, 2018

Ventilating fan

YANG ZHENJIAN8 citations76

RAO ZEWEI

1 patent

US9441642B2Sep 13, 2016

Structure for reducing noise of ventilating fan

RAO ZEWEI10 citations76