P

Assignee

DU HAI

CN5 patents

Top patents by PatentIndex Score

USD965520SOct 4, 2022

Wireless charger

DU HAI12 citations83
US10018413B2Jul 10, 2018

Method and apparatus for increasing argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system

DU HAI3 citations71
US9676629B2Jun 13, 2017

Helium enhanced heat transfer in adsorptive liquid or gas phase argon purification processes

DU HAI0 citations48
US10012437B2Jul 3, 2018

Method and apparatus for argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system

DU HAI0 citations39
US10012438B2Jul 3, 2018

Method and apparatus for argon recovery in a cryogenic air separation unit integrated with a pressure swing adsorption system

DU HAI0 citations39