Inventor
CHAMPKINS MARK ROSS
DK5 patents
Patents
5 patentsUS11857890B2Jan 2, 2024
Rechargeable interactive toy
LEGO AS3 citations69
US12090419B2Sep 17, 2024
Modular toy system with electronic toy modules
LEGO AS3 citations68
US12121827B2Oct 22, 2024
Toy construction system with interactive function construction elements
LEGO AS1 citations59
US12582921B2Mar 24, 2026
Rechargeable interactive toy
LEGO AS0 citations56
US12021394B2Jun 25, 2024
Toy system having a contactless energy transfer system
LEGO AS1 citations56