Inventor
DING HUALONG
CN4 patents
Patents
4 patentsUS12239018B2Feb 25, 2025
Organic electroluminescent materials and devices
BEIJING SUMMER SPROUT TECH CO LTD1 citations59
US12302753B2May 13, 2025
Organic electroluminescent materials and devices
BEIJING SUMMER SPROUT TECH CO LTD0 citations49
US12274167B2Apr 8, 2025
Organic electroluminescent materials and devices
BEIJING SUMMER SPROUT TECH CO LTD0 citations49
US12207550B2Jan 21, 2025
Organic electroluminescent materials and devices
BEIJING SUMMER SPROUT TECH CO LTD0 citations49