AP

Allen D. Polowinczak

AP Ashland Products: 1 patents #1 of 4Top 25%
📍 Plainfield, IL: #2 of 19 inventorsTop 15%
🗺 Illinois: #421 of 4,656 inventorsTop 10%
Overall (1997): #46,065 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5661927 Sliding counterbalance assembly for a sash window James Prete, Michael Bratcher, Mark V. Murphy 1997-09-02
5632117 Sash balance brake assembly James G. Prete, Steven E. Schultz 1997-05-27