Inventor · disambiguated record

Hongqiu Yin

Also filed as: YIN HONGQIU

1 granted patent·0 citations·filing 2022–2022

1Inventor score

Technology areasF25B

Files withAIRSYS REFRIGERATION ENGINEERING TECH BEIJING CO LTD1

Top patents by PatentIndex Score

1 record

0144US11892216B2Refrigeration system with direct expansion refrigeration mode and refrigerant pumping energy-efficiency mode and control method of refrigeration systemAIRSYS REFRIGERATION ENGINEERING TECH BEIJING CO LTD·Filed 2022·Granted Feb 6, 2024·0 cites·19 claims

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