Inventor · disambiguated record

Chenglin Cao

Also filed as: CAO CHENGLIN

0 granted patents·1 pending application·0 citations·filing 2025–2025

Technology areasF25B

Files withQINGDAO HISENSE HITACHI AIR CONDITIONING SYS CO LTD1

Top patents by PatentIndex Score

1 record

0167US2025230955A1Oil-free bearing liquid supply air-conditioning system and control method thereforQINGDAO HISENSE HITACHI AIR CONDITIONING SYS CO LTD·Filed 2025·Application pending·0 cites

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