Leon A. Frizzell

UI University Of Illinois: 1 patents #1,166 of 3,009Top 40%

📍 Champaign, IL: #645 of 1,105 inventorsTop 60%

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #4,023,732 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4549533	Apparatus and method for generating and directing ultrasound	Charles A. Cain	1985-10-29