PW

Paul S. Wingerstahn

PL Playcore: 5 patents #6 of 11Top 55%
PW Playcore Wisconsin: 1 patents #30 of 54Top 60%
Overall (All Time): #861,113 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8529362 Elevated hand-held merry-go-round 2013-09-10
7874926 Elevated hand-held merry-go-round 2011-01-25
7578745 Elevated hand-held merry-go-round 2009-08-25
D568434 Large hanging and spinning playground device 2008-05-06
D559935 Small hanging and spinning playground device 2008-01-15
D559936 Tilted hanging and spinning playground device 2008-01-15