Inventor
DOU CHENHAO
CN4 patents
Patents
4 patentsUS11988838B2May 21, 2024
Diffractive optical waveguide and display device
JIAXING UPHOTON OPTOELECTRONICS TECH CO LTD2 citations68
US11774767B1Oct 3, 2023
Diffractive optical waveguide and display device
JIAXING UPHOTON OPTOELECTRONICS TECH CO LTD1 citations59
US11693253B2Jul 4, 2023
Method for designing diffraction suppression optical component, display screen and under-screen camera apparatus
JIAXING UPHOTON OPTOELECTRONICS TECH CO LTD0 citations50
US11776152B2Oct 3, 2023
Mobile apparatus obstacle detection system, mobile apparatus, and ground-sweeping robot
JIAXING UPHOTON OPTOELECTRONICS TECH CO LTD0 citations47