David Allen

📍 Yardley, PA: #23 of 63 inventorsTop 40%

🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%

Overall (2004): #241,952 of 270,089Top 90%

Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6822456	Bi-metallic test switch	—	2004-11-23