Inventor
DROSENDAHL STEVEN ROBERT
US4 patents
Patents
4 patentsUS6470982B2Oct 29, 2002
Children's ride-on vehicle with mechanical speed control
MATTEL INC41 citations87
US7413041B2Aug 19, 2008
Children's ride-on vehicles having improved motor assemblies
MATTEL INC16 citations81
US7568538B2Aug 4, 2009
Children's ride-on vehicle charging assemblies with back feed protection
MATTEL INC17 citations77
US6554087B2Apr 29, 2003
Steering assembly for children's ride on vehicles
MATTEL INC10 citations72