Ronald F. Frantz

📍 Barrington, IL: #314 of 767 inventorsTop 45%

🗺 Illinois: #34,584 of 84,256 inventorsTop 45%

Overall (All Time): #2,324,125 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4960304	Contour retaining back support cushion	—	1990-10-02
4930171	Contour retaining support cushion	—	1990-06-05