Inventor · disambiguated record
Lijian Lao
Also filed as: Lao Lijian
2 granted patents·1 citations·filing 2022–2023
29Inventor score
Technology areasF25J
Files withHANGZHOU OXYGEN PLANT GROUP CO LTD2
Top patents by PatentIndex Score
2 records- 0183US12497705B2Device and method for producing hydrogen and byproduct oxygen by using green electricity electrolyzed waterHANGZHOU OXYGEN PLANT GROUP CO LTD·Filed 2023·Granted Dec 16, 2025·1 cites·1 claims
- 0264US12378686B2Device and method for recovering by-product oxygen of hydrogen production from electrolyzed water by low-temperature methodHANGZHOU OXYGEN PLANT GROUP CO LTD·Filed 2022·Granted Aug 5, 2025·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →