David W. Perkins

PS Plastic Systems: 1 patents #1 of 1Top 100%

📍 Cedar Rapids, IA: #29 of 91 inventorsTop 35%

🗺 Iowa: #149 of 653 inventorsTop 25%

Overall (1997): #161,980 of 185,788Top 90%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5660119	Lightweight structural beam	—	1997-08-26