Robert D. Pyle

📍 Cincinnati, OH: #2,822 of 8,043 inventorsTop 40%

🗺 Ohio: #23,384 of 73,341 inventorsTop 35%

Overall (All Time): #1,509,106 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
9395260	Pressure differential indicator with fire stop	—	2016-07-19
5787919	Pressure differential indicator with fire damper	—	1998-08-04
5589643	Across the wall pressure differential indicator	—	1996-12-31