Inventor

HUANG HUJUN

CN2 patents

Patents

2 patents

US12345877B2Jul 1, 2025

Optical device and use thereof

NINGBO SUNNY AUTOMOTIVE OPTECH CO LTD1 citations54

US11340419B2May 24, 2022

Optical lens and manufacturing method thereof

NINGBO SUNNY AUTOMOTIVE OPTECH CO LTD0 citations37