Inventor

YAN KEMAN

CN3 patents

Patents

3 patents

US12474041B2Nov 18, 2025

Lighting device

SHENZHEN LEQI INNOVATION CO LTD0 citations47

US12547059B2Feb 10, 2026

Photography kit

SHENZHEN LEQI INNOVATION CO LTD0 citations42

US12596293B2Apr 7, 2026

Light adjustment device and photography auxiliary device

SHENZHEN LEQI INNOVATION CO LTD0 citations35