Stephen Plzak

DD Design Research & Development: 4 patents #1 of 2Top 50%

📍 Via Enrico Fermi, PA: #80 of 375 inventorsTop 25%

🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%

Overall (All Time): #1,251,230 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
7367547	Lifting device with release mechanism that moves with lifted object	—	2008-05-06
D543440	Snap hook	—	2007-05-29
D541190	Eyelet hook with strap	—	2007-04-24
6295700	Buckle for maintaining tension in a serpentine article	—	2001-10-02