Inventor
YAN RONGSONG
CN3 patents
Patents
3 patentsUS12405032B1Sep 2, 2025
Optimal operation control method of air-source heat pump and gas-fired heater combined heating system
NORTH CHINA MUNICIPAL ENG DESIGN & RES INST CO LTD1 citations56
US12197833B2Jan 14, 2025
Performance evaluation method of LNG ambient air vaporizer
NORTH CHINA MUNICIPAL ENG DESIGN & RES INST CO LTD0 citations44
US12098868B2Sep 24, 2024
Control method for hydrogen-fueled domestic gas water heater
NORTH CHINA MUNICIPAL ENG DESIGN & RES INST CO LTD0 citations42