Inventor

WANG YUFAN WEI

DK3 patents

Patents

3 patents

US11857890B2Jan 2, 2024

Rechargeable interactive toy

LEGO AS3 citations69

US12582921B2Mar 24, 2026

Rechargeable interactive toy

LEGO AS0 citations56

US12021394B2Jun 25, 2024

Toy system having a contactless energy transfer system

LEGO AS1 citations56