Gerald P. Tjernagel

📍 North Mankato, MN: #32 of 60 inventorsTop 55%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #4,001,424 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D285487	Laboratory filter	—	1986-09-02