Inventor
ZHANG QINGFENG
CN13 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG QINGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GREE ELECTRIC APPLIANCES INC ZHUHAI
7 patentsUSD972094SDec 6, 2022
Dehumidifier
GREE ELECTRIC APPLIANCES INC ZHUHAI19 citations93
USD870873SDec 24, 2019
Air humidifier
GREE ELECTRIC APPLIANCES INC ZHUHAI19 citations93
USD864368SOct 22, 2019
Air humidifier
GREE ELECTRIC APPLIANCES INC ZHUHAI16 citations93
USD864367SOct 22, 2019
Air humidifier
GREE ELECTRIC APPLIANCES INC ZHUHAI29 citations93
USD888913SJun 30, 2020
Air humidifier
GREE ELECTRIC APPLIANCES INC ZHUHAI6 citations81
USD907184SJan 5, 2021
Air conditioning apparatus
GREE ELECTRIC APPLIANCES INC ZHUHAI5 citations71
USD839502SJan 29, 2019
Dishwasher
GREE ELECTRIC APPLIANCES INC ZHUHAI0 citations51
BAOSHAN IRON & STEEL
4 patentsUS11788167B2Oct 17, 2023
Device and method for manufacturing metal clad strips continuously
BAOSHAN IRON & STEEL2 citations71
US11697150B2Jul 11, 2023
Production apparatus and method for preparing metal clad plate in short process
BAOSHAN IRON & STEEL0 citations50
US11639538B2May 2, 2023
Device and method for manufacturing metal clad plates in way of continuous casting and rolling
BAOSHAN IRON & STEEL0 citations50
US11724296B2Aug 15, 2023
Side spray method for cooling the steel strip after hot rolling
BAOSHAN IRON & STEEL0 citations49