Assignee
MAXIM JOHN
US6 patents
Top patents by PatentIndex Score
US4680021AJul 14, 1987
Multi-action toy vehicle
MAXIM JOHN37 citations90
US6186504B1Feb 13, 2001
Color-change puzzle game
MAXIM JOHN17 citations82
US4347683ASep 7, 1982
Conductive fluid activated devices
MAXIM JOHN24 citations80
US4547169AOct 15, 1985
Conductive fluid activated devices
MAXIM JOHN15 citations71
US4476648AOct 16, 1984
Float activated toy vehicle
MAXIM JOHN15 citations71
US4568309AFeb 4, 1986
Multi-action toy vehicle
MAXIM JOHN11 citations66