Robert L. St. Jean

📍 East Hampstead, NH: #15 of 22 inventorsTop 70%

🗺 New Hampshire: #7,386 of 12,181 inventorsTop 65%

Overall (All Time): #3,838,063 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5263503	Filter cartridge cleaning mechanism	—	1993-11-23