Inventor
Lao Lijian
CN2 patents
Patents
2 patentsUS12497705B2Dec 16, 2025
Device and method for producing hydrogen and byproduct oxygen by using green electricity electrolyzed water
HANGZHOU OXYGEN PLANT GROUP CO LTD1 citations54
US12378686B2Aug 5, 2025
Device and method for recovering by-product oxygen of hydrogen production from electrolyzed water by low-temperature method
HANGZHOU OXYGEN PLANT GROUP CO LTD0 citations46