Philip B. Stengel

📍 Cambridge, MN: #16 of 55 inventorsTop 30%

🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%

Overall (All Time): #2,315,963 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5037229	Closure for wire loop binder	—	1991-08-06
5009537	Booklet binding system	—	1991-04-23