Inventor
LI HONGFENG
CN16 patents
⚠️ This page may combine multiple inventors who share the name “LI HONGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JIANGSU GOLDWIND SCIENCE & TECH CO LTD
4 patentsUS11255311B2Feb 22, 2022
Rotor rotation control system and control method for wind turbine
JIANGSU GOLDWIND SCIENCE & TECH CO LTD2 citations71
US11162473B2Nov 2, 2021
Control method and device for hydraulic control turning system of generator rotor
JIANGSU GOLDWIND SCIENCE & TECH CO LTD1 citations57
US11326580B2May 10, 2022
System and method for controlling generator rotor locking pin
JIANGSU GOLDWIND SCIENCE & TECH CO LTD0 citations50
US11698055B2Jul 11, 2023
Self-inspection method and device for hydraulic control turning system of generator rotor
JIANGSU GOLDWIND SCIENCE & TECH CO LTD0 citations47
LI HONGFENG
2 patentsQINGDAO BAONILE HEALTH TECH CO LTD
2 patentsINST OF PETROLEUM CHEMISTRY HEILONGJIANG ACADEMY OF SCIENCES
2 patentsSHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
2 patentsUS11535799B2Dec 27, 2022
Liquid crystal composition, liquid crystal display element and liquid crystal display
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD0 citations50
US9493704B2Nov 15, 2016
Cycloheptane derivative and preparation method and use thereof
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD0 citations34