Patents/Inventors

Mark Ross Champkins

BillundDK8 patents

5 Patents

US125829212026
Rechargeable Interactive Toy
LEGO A/S
0 cites
US121218272024
Toy Construction System with Interactive Function Construction Elements
LEGO A/S
0 cites
US120904192024
Modular Toy System with Electronic Toy Modules
LEGO A/S
0 cites
US120213942024
Toy System Having a Contactless Energy Transfer System
LEGO A/S
0 cites
US118578902024
Rechargeable Interactive Toy
LEGO A/S
0 cites