Inventor
NIEMEYER DUANE J
US8 patents
⚠️ This page may combine multiple inventors who share the name “NIEMEYER DUANE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROADMASTER CORP
6 patentsUS5553879ASep 10, 1996
Adjustable riding toy with an adjustable axle height connection
ROADMASTER CORP19 citations90
US5556116ASep 17, 1996
Adjustable riding toy with interchangeable back ends
ROADMASTER CORP18 citations80
US5553878ASep 10, 1996
Adjustable riding toy with wave ride wheel
ROADMASTER CORP17 citations80
US5568934AOct 29, 1996
Adjustable tricycle
ROADMASTER CORP14 citations72
USD369331SApr 30, 1996
Child's bicycle
ROADMASTER CORP12 citations72
USD374643SOct 15, 1996
Child's bicycle
ROADMASTER CORP3 citations61