William J. Platt

WV Worthington Armstrong Venture: 3 patents #1 of 2Top 50%

📍 Collingdale, PA: #1 of 2 inventorsTop 50%

🗺 Pennsylvania: #268 of 5,047 inventorsTop 6%

Overall (2004): #18,181 of 270,089Top 7%

Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6763642	Grid for a suspended ceiling	—	2004-07-20
6722098	Beam for drywall ceiling	—	2004-04-20
6701686	Ceiling grid with seal	—	2004-03-09