Inventor

HE YAOHUA

CN4 patents

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

UNIV DALIAN TECH

1 patent

US11585315B2Feb 21, 2023

Offshore oscillating water column wave energy conversion device with external permeable structure

UNIV DALIAN TECH2 citations65

JOULWATT TECH CO LTD

1 patent

US11895749B2Feb 6, 2024

Light emitting diode (LED) drive method and circuit, and LED lighting device

JOULWATT TECH CO LTD0 citations53

HE YAOHUA

1 patent

US11060588B2Jul 13, 2021

All-gear continuously variable automatic transmission and speed ratio active control system

HE YAOHUA0 citations36

SMITH A O CHINA WATER HEATER

1 patent

US10835871B2Nov 17, 2020

Water purifier and water preparation method thereof

SMITH A O CHINA WATER HEATER0 citations29