Inventor
GUO QINGHUA
CN4 patents
⚠️ This page may combine multiple inventors who share the name “GUO QINGHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD
3 patentsUS11957002B2Apr 9, 2024
Array substrate, method for preparing array substrate, display panel and display apparatus
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD0 citations60
US12527169B2Jan 13, 2026
OLED display substrate and method for preparing the same, and display device
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD0 citations50
US11903262B2Feb 13, 2024
Display panel, method for manufacturing same, and display device
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD0 citations50