Robert Helble

📍 Yardley, PA: #318 of 643 inventorsTop 50%

🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%

Overall (All Time): #2,234,378 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6163635	Valve for light pipe	—	2000-12-19
6021247	Adjustable tap for light-pipe	—	2000-02-01